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U-Tapao Royal Thai Navy Airfield

U-Tapao Royal Thai Navy Airfield

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For the civil use of the facility see U-Tapao International Airport
U-Tapao International Airport
-Charter services:-Accidents and incidents:On 28 October 1977, a Douglas DC-3 of Air Vietnam was hijacked to U-Tapao International Airport where the four hijackers surrendered. Two people on board the aircraft were killed in the hijacking...


U-Tapao Royal Thai Navy Airfield is a military airfield of the Royal Thai Navy
Royal Thai Navy
The Royal Thai Navy is the navy of Thailand and part of the Royal Thai Armed Forces, it was established in the late 19th century. Admiral Prince Abhakara Kiartiwongse is "The Father of Royal Thai Navy". Similar to the organizational structure of the United States, the Royal Thai Navy includes the...

 located approximately 90 miles (144.8 km) southeast of Bangkok
Bangkok
Bangkok is the capital and largest urban area city in Thailand. It is known in Thai as Krung Thep Maha Nakhon or simply Krung Thep , meaning "city of angels." The full name of Bangkok is Krung Thep Mahanakhon Amon Rattanakosin Mahintharayutthaya Mahadilok Phop Noppharat Ratchathani Burirom...

, near Sattahip on the Gulf of Siam. It is serves as the home of the Royal Thai Navy First Air Wing.

Name


U-Tapao is a compound of cradle
Cradle
Cradle may refer to:Mechanical devices:*Bassinet, a small bed, often on rockers, in which babies and small children sleep* Ship cradle, supports a ship that is dry docked...

 and trade winds, and derives from the site having once been a shipyard
Shipyard
Shipyards and dockyards are places which repair and build ships. These can be yachts, military vessels, cruise liners or other cargo or passenger ships. Dockyards are sometimes more associated with maintenance and basing activities than shipyards, which are sometimes associated more with initial...

 for construction of ruea-tapao , a type of argosy resembling the smaller sampan
Sampan
A sampan is a relatively flat bottomed Chinese wooden boat from long. Some sampans include a small shelter on board, and may be used as a permanent habitation on inland waters. Sampans are generally used for transportation in coastal areas or rivers, and are often used as traditional fishing boats...

.

Units


U-Tapao is the main flying base for the Royal Thai Navy. Squadrons based include
  • No 101 Squadron flying Dornier DO-228-212( 7 aircraft).
  • No 102 Squadron flying P-3T/UP-3T (3 aircraft)and Fokker F-27-200ME aircraft (a total of three, at least one of which is in store)
  • No 103 Squadron flying Cessna 337 H-SP (10 aircraft, some may be stored)
  • No 201 Squadron flying Canadair CL-215 (1 aircraft), GAF Nomad N-24A (3 aircraft, a fourth aircraft is in store) and Fokker F-27-400M (2 aircraft)
  • No 202 Squadron flying Bell 212 helicopters (approx 6)
  • No 203 Squadron flying Bell 214SP helicopters (recently grounded after a fatal crash killing 9 crewmembers on March 23, 2007), Sikorsky S-76B (6 helicopters) and Super Lynx Mk.110 (2 helicopters)
  • No 302 Squadron flying Sikorsky S-70B Seahawk anti-submarine helicopters (6 in service).


2 squadrons are 'dormant'
  • No 104 Squadron which flew 14 A-7E and 4 TA-7C Corsair strike aircraft.
  • No 301 Squadron which flew AV-8S and TAV-8S(2 aircraft).

Current uses


For several years, beginning in 1981, U-Tapao has hosted parts of Operation Cobra Gold - the largest U.S. military peacetime exercise in the Pacific - jointly involving U.S., Singaporean
Singapore Armed Forces
The Singapore Armed Forces is the military arm of the Total Defence of the Republic of Singapore; as well as the military component of the Ministry of Defence. The SAF comprises three branches: the Singapore Army, the Republic of Singapore Air Force and the Republic of Singapore Navy...

, and Thai forces, and designed to build ties between the nations and promote interoperability
Interoperability
Interoperability is a property referring to the ability of diverse systems and organizations to work together . The term is often used in a technical systems engineering sense, or alternatively in a broad sense, taking into account social, political, and organizational factors that impact system to...

 between their military components.

Thailand is an important element in the Pentagon
The Pentagon
The Pentagon is the headquarters of the United States Department of Defense, located in Arlington County, Virginia. As a symbol of the U.S. military, "the Pentagon" is often used metonymically to refer to the Department of Defense rather than the building itself.Designed by the American architect...

's new strategy of "forward positioning". Despite Thailand's neutrality
Neutrality (international relations)
A neutral power in a particular war is a sovereign state which declares itself to be neutral towards the belligerents. A non-belligerent state does not need to be neutral. The rights and duties of a neutral power are defined in Sections 5 and 13 of the Hague Convention of 1907...

 on the 2003 invasion of Iraq
2003 invasion of Iraq
The 2003 invasion of Iraq , was the start of the conflict known as the Iraq War, or Operation Iraqi Freedom, in which a combined force of troops from the United States, the United Kingdom, Australia and Poland invaded Iraq and toppled the regime of Saddam Hussein in 21 days of major combat operations...

, the Thai government allowed U-Tapao to be used by American warplanes flying into combat in Iraq, as it had earlier done during the war in Afghanistan
War in Afghanistan (2001–present)
The War in Afghanistan began on October 7, 2001, as the armed forces of the United States of America, the United Kingdom, Australia, and the Afghan United Front launched Operation Enduring Freedom...

. In addition, U-Tapao may be where Al Qaeda operative Abu Zubaydah
Abu Zubaydah
Abu Zubaydah is a Saudi Arabian citizen, sentenced to death in Jordan and currently held in U.S. custody in Guantanamo Bay, Cuba.Not neutral: Arrested in Pakistan in March 2002, he has been in US custody for more than eight years, four-and-a-half of them spent incommunicado in solitary confinement...

 was interrogated, according to some retired American intelligence officials. http://abcnews.go.com/Blotter/Investigation/story?id=1375123

A multinational force headquarters was established at U-Tapao to coordinate humanitarian aid
Humanitarian aid
Humanitarian aid is material or logistical assistance provided for humanitarian purposes, typically in response to humanitarian crises including natural disaster and man-made disaster. The primary objective of humanitarian aid is to save lives, alleviate suffering, and maintain human dignity...

 for the Sumatran Tsunami
2004 Indian Ocean earthquake
The 2004 Indian Ocean earthquake was an undersea megathrust earthquake that occurred at 00:58:53 UTC on Sunday, December 26, 2004, with an epicentre off the west coast of Sumatra, Indonesia. The quake itself is known by the scientific community as the Sumatra-Andaman earthquake...

 of 26 December 2004.

On 7 May 2008, in the aftermath of Cyclone Nargis, Thai C-130 transports were permitted to land at Yangon International Airport
Yangon International Airport
Yangon International Airport , located in Mingaladon, at north of downtown Yangon, is the primary international airport of Myanmar and the second largest airport in the country....

 in Burma, carrying drinking water and construction material.
From May 12 to 20, USAID and the U.S. Department of Defense (DOD) coordinated the delivery of nearly $1.2 million of U.S. relief commodities to Yangon on 36 DOD C-130 flights, with supplies sufficient to provide assistance to more than 113,000 beneficiaries. The DOD efforts were under the direction of Joint Task Force Caring Response
Joint Task Force Caring Response
Joint Task Force Caring Response is a United States multi-service humanitarian assistance and disaster relief effort for Burmese citizens devastated by recent Cyclone Nargis.JTF Caring Response was led by LtGen John F...

.

As of June 26, 2008, United States assistance directed by the USAID DART (Disaster Assistance Response Team
Disaster Assistance Response Team
The Disaster Assistance Response Team is a rapidly deployable team of 200 Canadian Forces personnel. It provides assistance to disaster-affected regions for up to 40 days. DART's headquarters is in Kingston, Ontario...

) stationed in Thailand, had totaled $41,169,769. Units involved were the 36th Airlift Squadron
36th Airlift Squadron
The 36th Airlift Squadron is the only forward-based tactical airlift squadron in the Pacific Area of Responsibility. Formerly an Air Mobility Command unit, and a Military Airlift Command and a Tactical Air Command unit before that, the squadron is now part of Pacific Air Forces...

 (36 AS) of the 374th Airlift Wing
374th Airlift Wing
The 374th Airlift Wing is a unit of the United States Air Force assigned to Fifth Air Force. It is stationed at Yokota Air Base, Japan. It is part of Pacific Air Forces ....

 (374 AW) from Yokota Air Base
Yokota Air Base
, is a United States Air Force base in the city of Fussa, one of 26 cities in the Tama Area, or Western Tokyo.The base houses 14,000 personnel. The base occupies a total area of and has a runway...

, Japan, flying C-130H Hercules; and Marine Aerial Refueler Transport Squadron 152 (VMGR-152) from Marine Corps Air Station Futenma
Marine Corps Air Station Futenma
Marine Corps Air Station Futenma or MCAS Futenma is a United States Marine Corps base located in Ginowan, northeast of Naha, on the island of Okinawa. It is home to approximately 4,000 Marines of the 1st Marine Aircraft Wing and has been a U.S. military airbase since the island was occupied...

, Okinawa, Japan, flying the Lockheed Martin KC-130
Lockheed Martin KC-130
The Lockheed Martin KC-130 is the basic designation for a family of the extended-range tanker version of the C-130 Hercules transport aircraft modified for aerial refuelling. The KC-130J is the latest variant operated by the United States Marine Corps, with 38 delivered out of 47 ordered...

R and the newer KC-130J.

American use of U-Tapao during the Vietnam War



Prior to 1965, U-Tapao was a small Royal Thai Navy airfield. At Don Muang Air Base
Don Muang Royal Thai Air Force Base
Don Muang Royal Thai Air Force Base is located approximately 25 miles north of Downtown Bangkok.It is the main operating and command base for the Royal Thai Air Force...

 near Bangkok
Bangkok
Bangkok is the capital and largest urban area city in Thailand. It is known in Thai as Krung Thep Maha Nakhon or simply Krung Thep , meaning "city of angels." The full name of Bangkok is Krung Thep Mahanakhon Amon Rattanakosin Mahintharayutthaya Mahadilok Phop Noppharat Ratchathani Burirom...

 the USAF had stationed KC-135 air refueling tankers from Strategic Air Command
Strategic Air Command
The Strategic Air Command was both a Major Command of the United States Air Force and a "specified command" of the United States Department of Defense. SAC was the operational establishment in charge of America's land-based strategic bomber aircraft and land-based intercontinental ballistic...

 (SAC) for refueling tactical combat aircraft over the skies of Indochina
Indochina
The Indochinese peninsula, is a region in Southeast Asia. It lies roughly southwest of China, and east of India. The name has its origins in the French, Indochine, as a combination of the names of "China" and "India", and was adopted when French colonizers in Vietnam began expanding their territory...

. Although Thailand was an active participant in the war, with a token ground force deployed to the Republic of Vietnam and a more substantial involvement in Laos, the visibility of the large USAF Boeing tankers in its capital was causing political embarrassment to the Thai government.

In June 1965, The B-52F was first used in the Vietnam War
Vietnam War
The Vietnam War was a Cold War-era military conflict that occurred in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. This war followed the First Indochina War and was fought between North Vietnam, supported by its communist allies, and the government of...

. B-52F aircraft taken from the 7th and 320th Bomb Wings were sent to bomb suspected Viet Cong enclaves in South Vietnam
South Vietnam
South Vietnam was a state which governed southern Vietnam until 1975. It received international recognition in 1950 as the "State of Vietnam" and later as the "Republic of Vietnam" . Its capital was Saigon...

. The B-52Fs were stationed at Andersen AFB on Guam, the operation being supported by KC-135As stationed at Kadena AB on Okinawa. By November 1965, the B-52s were able to support the 1st Air Cavalry Division in mopping up operations near Pleiku
Pleiku
Pleiku is a town in central Vietnam, located in that nation's central highland region. It is the capital of the Gia Lai Province; it is inhabited primarily by the Bahnar and Jarai ethnic groups, sometimes known as the Montagnards or Degar....

.

The Seventh Air Force
Seventh Air Force
The Seventh Air Force is a numbered air force of the United States Air Force Pacific Air Forces . It is headquartered at Osan Air Base, Republic of Korea....

 (PACAF) wanted to have additional B-52s missions flown into the war zone; however, the B-52 missions from Andersen, as well as from Kadena AB, Okinawa, required long mission times and air refueling. Concerns about base security with having the aircraft based in South Vietnam
South Vietnam
South Vietnam was a state which governed southern Vietnam until 1975. It received international recognition in 1950 as the "State of Vietnam" and later as the "Republic of Vietnam" . Its capital was Saigon...

 led to the change of mission at Tuy Hoa Air Base
Tuy Hoa Air Base
Tuy Hoa Air Base is a former air force base in Vietnam, being closed in 1970. It was built by the United States between 1965-1966 and was used by the United States Air Force during the Vietnam War in the II Corps Tactical Zone of South Vietnam. It was seized by the Vietnam People's Army in April...

 from that of basing B-52s there to one of a tactical air base. It was decided that, as the base at U-Tapao was being established as a KC-135 tanker base to move them out of Don Muang, to also base the B-52s there where they could fly unrefuelled throughout both North and South Vietnam.

The construction of U-Tapao Royal Thai Navy Airfield began in October, 1965 and was completed slightly more than two years later. The 11,000 foot runway was opened on 6 July 1966 and the first aircraft to land was a Royal Thai Air Force
Royal Thai Air Force
The Royal Thai Air Force or RTAF is the air force of the Kingdom of Thailand. Since its establishment in 1913, as one of the earliest air forces of Asia, the Royal Thai Air Force had engaged in many major and minor battles. During the Vietnam war era, the air force has been developed with USAF-aid...

 HH-16 Helicopter
Bell 47
The Bell 47 is a two-bladed, single engine, light helicopter manufactured by Bell Helicopter. Based on the third Model 30 prototype, Bell's first helicopter designed by Arthur M. Young, the Bell 47 became the first helicopter certified for civilian use on 8 March 1946...

, then a USAF C-130 Hercules cargo aircraft.

With the completion of U-Tapao, most American forces were transferred from Don Muang, and U-Tapao RTNAF became a front-line facility of the United States Air Force in Thailand
United States Air Force In Thailand
The United States Air Force deployed combat aircraft to Thailand from 1961 to 1975 during the Vietnam War. Today, USAF units train annually with other Asian Air Forces in Thailand...

 during the Vietnam War
Vietnam War
The Vietnam War was a Cold War-era military conflict that occurred in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. This war followed the First Indochina War and was fought between North Vietnam, supported by its communist allies, and the government of...

 from 1966 through 1975.

The USAF forces at U-Tapao were under the command of the United States Strategic Air Command
Strategic Air Command
The Strategic Air Command was both a Major Command of the United States Air Force and a "specified command" of the United States Department of Defense. SAC was the operational establishment in charge of America's land-based strategic bomber aircraft and land-based intercontinental ballistic...

 (SAC). The APO for U-Tapao was APO San Francisco, 96330

4258th Strategic Wing



The 4258th Strategic Wing (SAC) was activated in June 1966 at U-Tapao under the 3rd Air Division
3d Air Division (United States)
The 3d Air Division is an inactive United States Air Force organization. Its last assignment was with Strategic Air Command, assigned to Fifteenth Air Force, being stationed at Hickam AFB, Hawaii...

, Andersen AFB, Guam
Guam
Guam is an organized, unincorporated territory of the United States located in the western Pacific Ocean. It is one of five U.S. territories with an established civilian government. Guam is listed as one of 16 Non-Self-Governing Territories by the Special Committee on Decolonization of the United...

. The wing was charged with the responsibility of supporting refueling requirements of USAF fighter aircraft in Southeast Asia, plus conducting bombing missions on a daily basis.

Steadily progressing and adding to the mission, U-Tapao welcomed its first complement of KC-135 tankers in August 1966. By September, the base was supporting 15 tankers. From 1966 to 1970, 4258th wing tankers flew over 50,000 sorties from U-Tapao.

On 10 April 1967, three B-52 bombers landed at U-Tapao following a bombing mission over Vietnam
Vietnam
Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

. The very next day, B-52 operations were initiated at U-Tapao. Under the operational nickname “Arc Light
Arc Light
Arc Light is the debut novel by Eric L. Harry, a techno-thriller about limited nuclear war published in 1994 and written in 1991-2.As China and Russia clash in Siberia in June 1999, nuclear missiles strike the United States. The U.S. retaliates against Russia, and World War III begins...

”, wing bombers flew over 35,000 strikes against the communist enemy from 1967 to 1970.

B-52 Missions from U-Tapao


Although the B-52F carried out the first B-52 missions in Southeast Asia, less than 6 months later, the Air Force decided to convert most of its B-52Ds to conventional warfare capability for service in Southeast Asia. Modifications were needed to give the B-52D the ability to carry a significantly larger load of conventional bombs, which led to the Big Belly project that was begun in December 1965. The project increased the internal bomb capacity from just 27 weapons to a maximum of 84 500-lb Mk 82 or 42 750 lb M117 conventional bombs. This was done by careful rearrangement of internal equipment, and did not change the outside of the aircraft. In addition, a further 24 bombs of either type could be carried on modified underwing bomb racks (originally designed for the carrying of AGM-28 Hound Dog
AGM-28 Hound Dog
The North American Aviation Corporation AGM-28 Hound Dog was a supersonic, jet propelled, air-launched cruise missile. The Hound Dog missile was first given the designation B-77, then redesignated the GAM-77, and finally designated the AGM-28, permanently...

 cruise missiles and fitted with I-beam rack adapters and a pair of multiple ejection racks), bringing the maximum payload to 60000 lbs of bombs, about 22000 lbs more than the capacity of the B-52F.

Between 1966 and 1975, SAC B-52 squadrons (mostly B-52D, but some B-52G) were rotated to combat duty in Southeast Asia
Southeast Asia
Southeast Asia, South-East Asia, South East Asia or Southeastern Asia is a subregion of Asia, consisting of the countries that are geographically south of China, east of India, west of New Guinea and north of Australia. The region lies on the intersection of geological plates, with heavy seismic...

. SAC crews who ordinarily would have been assigned to the B-52G or H models were sent through an intensive two-week course, mostly on the B-52D, making them eligible for duty in Southeast Asia. Camouflage paint in tan and two shades of green, still with white undersides, was applied to B-52s when other USAF aircraft were adopting camouflage. B-52Ds assigned to combat duty in Vietnam were painted in a modified camouflage scheme with the undersides, lower fuselage, and both sides of the vertical fin being painted in a glossy black. The USAF serial number was painted in red on the fin.

The B-52s would fly on a mission in groups of three, and three B-52s could cut a swath miles long through the jungle, with the aircraft flying so high that the enemy had no idea they were under attack until the bombs began to hit. The shock of such concentrated high explosive was tremendous, with tales of scouts on the ground finding entire enemy units dead, without a mark on them, simply killed by concussion. Survivors of such attacks were demoralized or shellshocked. The bomber would also ultimately take on the jungle tunnel complexes that frustrated the Americans for so long, carpeting them with heavy bombs fitted with delayed action fuzes. The bombs would bury themselves deeply into the ground and then detonate, caving in the tunnels.

However, the B-52 itself could not really do much to change the course of the war, since the Johnson Administration, hobbled by fears of a "wider war", failed to devise any effective military and political strategy to deal with the insurgency in Vietnam. The B-52 was devastating when targets could be found, but in many cases the enemy was elusive and all the bombers accomplished was to level stretches of jungle and kill lots of monkeys.

It has been debated ever since whether there was any rational way to win the conflict. Optimists claim the often absurd "rules of engagement" for attacks on the enemy, imposed from the top by US President
President
A president is a leader of an organization, company, trade union, university, or country.Etymologically, a president is one who presides, who sits in leadership...

 Lyndon Johnson and his defense secretary
United States Secretary of Defense
The Secretary of Defense is the head and chief executive officer of the Department of Defense of the United States of America. This position corresponds to what is generally known as a Defense Minister in other countries...

 Robert McNamara
Robert McNamara
Robert Strange McNamara was an American business executive and the eighth Secretary of Defense, serving under Presidents John F. Kennedy and Lyndon B. Johnson from 1961 to 1968, during which time he played a large role in escalating the United States involvement in the Vietnam War...

, crippled the ability of US forces to fight. The Johnson Administration tried to fine-tune the war, selectively increasing the pressure to try to force the North Vietnamese to negotiate, while avoiding any major escalation.

Known SAC units at U-Tapao


U-Tapao was initially more of a forward field than it was a main operating base, with responsibility for scheduling missions still remaining at Andersen AFB. Small numbers of aircraft were drawn from each SAC B-52D unit to support the effort in Thailand. Known squadrons which deployed B-52 and KC-135 aircraft and crews to U-Tapao were:
  • 9th Bombardment Squadron, 7th Bombardment Wing (Heavy)
    7th Bomb Wing
    The 7th Bomb Wing is a United States Air Force unit assigned to the Air Combat Command Twelfth Air Force. It is stationed at Dyess Air Force Base, Texas, where it is also the host unit....

    , Carswell AFB, Texas
    Texas
    Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

  • 2nd Bombardment Squadron, 22nd Bombardment Wing (Heavy)
    22d Air Refueling Wing
    The 22d Air Refueling Wing is a United States Air Force unit assigned to the Air Mobility Command's Eighteenth Air Force. It is stationed at McConnell Air Force Base, Kansas and also functions as the host wing for McConnell AFB....

    , March AFB, California
    California
    California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

  • 77th Bombardment Squadron, 28th Bombardment Wing (Heavy)
    28th Bomb Wing
    The 28th Bomb Wing is a United States Air Force unit assigned to the Air Combat Command Twelfth Air Force. It is stationed at Ellsworth Air Force Base, South Dakota...

    , Ellsworth AFB, South Dakota
    South Dakota
    South Dakota is a state located in the Midwestern region of the United States. It is named after the Lakota and Dakota Sioux American Indian tribes. Once a part of Dakota Territory, South Dakota became a state on November 2, 1889. The state has an area of and an estimated population of just over...

  • 6th Bombardment Squadron, 70th Bombardment Wing (Heavy)
    70th Intelligence Wing
    The 70th Intelligence, Surveillance and Reconnaissance Wing is a United States Air Force unit assigned to the Air Force Intelligence, Surveillance and Reconnaissance Agency. It is stationed at Fort George G...

    , Clinton-Sherman AFB, Oklahoma
    Oklahoma
    Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

  • 322nd Bombardment Squadron, 91st Bombardment Wing (Heavy)
    91st Space Wing
    The 91st Missile Wing is a United States Air Force unit assigned to the Air Force Global Strike Command Twentieth Air Force. It is stationed at Minot Air Force Base, North Dakota as a tenant unit....

    , Glasgow AFB, Montana
    Montana
    Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...

  • 325th Bombardment Squadron, 92nd Bombardment Wing (Heavy), Fairchild AFB, Washington
  • 328th & 329th Bombardment Squadrons, 93nd Bombardment Wing (Heavy), Castle AFB, California
    California
    California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

  • 337th Bombardment Squadron, 96th Strategic Aerospace Wing
    96th Air Base Wing
    The 96th Air Base Wing is a United States Air Force unit assigned to the Air Combat Command Air Armament Center. It is stationed at Eglin Air Force Base, Florida...

    , Dyess AFB, Texas
    Texas
    Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

  • 346th & 348th Bombardment Squadrons, 99th Bombardment Wing
    99th Air Base Wing
    The 99th Air Base Wing is a United States Air Force unit assigned to the Air Combat Command United States Air Force Warfare Center. It is stationed at Nellis Air Force Base, Nevada...

    , Westover AFB, Massachusetts
    Massachusetts
    The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

  • 367th Bombardment Squadron, 306th Bombardment Wing (Heavy)
    306th Flying Training Group
    The 306th Flying Training Group is a unit of the United States Air Force, assigned to the Air Education and Training Command's Nineteenth Air Force...

    , McCoy AFB, Florida
    Florida
    Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

  • 486th Bombardment Squadron
    486th Bombardment Squadron
    The 486th Bombardment Squadron is an inactive United States Air Force unit. Its last was assigned to the 22d Bombardment Wing, stationed at March Air Force Base, California. It was inactivated on 1 July 1971-History:...

     1966-1970, 22d Bombardment Wing (Heavy), March AFB, California
    California
    California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

  • 528th Bombardment Squadron 1969, 380th Strategic Aerospace Wing (Heavy), Plattsburgh AFB, New York
    New York
    New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

  • 736th Bombardment Squadron, 454th Bombardment Wing (Heavy)
    454th Bombardment Wing
    The 454th Bombardment Wing is an inactive United States Air Force unit. It was last assigned to the Strategic Air Command 42d Air Division, stationed at Columbus Air Force Base, Mississippi. It was inactivated on 25 July 1968....

    , Columbus AFB, Mississippi
    Mississippi
    Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

  • 764th Bombardment Squadron, 461st Bombardment Wing, Amarillo AFB, Texas
    Texas
    Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

  • 393rd Bombardment Squadron, 509th Bombardment Wing (Heavy)
    509th Bomb Wing
    The 509th Bomb Wing is a United States Air Force unit assigned to the Air Force Global Strike Command, Eighth Air Force. It is stationed at Whiteman Air Force Base, Missouri....

    , Pease AFB, New Hampshire
    New Hampshire
    New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian...



These units deployed usually on 90 days tours.

Khe Sanh


One of the most important actions of the B-52 in the Vietnam War was during the siege of Khe Sanh
Battle of Khe Sanh
The Battle of Khe Sanh was conducted in northwestern Quang Tri Province, Republic of Vietnam , between 21 January and 9 July 1968 during the Vietnam War...

 in early 1968. The North Vietnam
North Vietnam
The Democratic Republic of Vietnam , was a communist state that ruled the northern half of Vietnam from 1954 until 1976 following the Geneva Conference and laid claim to all of Vietnam from 1945 to 1954 during the First Indochina War, during which they controlled pockets of territory throughout...

ese surrounded an isolated US Marine outpost there and began conducting a methodical siege, building trenchworks that crept closer to the outpost while the two sides traded fire.

Concentrated bombardments by B-52s with unbroken waves of six aircraft, attacking every three hours, dropped bombs as close as 900 feet (274.3 m) from the perimeter of the outpost, cratered out the North Vietnamese entrenchments and inflicted heavy casualties, forcing them to give up the siege. 2,548 B-52 sorties were flown under the appropriately-named OPERATION NIAGARA in support of the defense of Khe Sanh, dropping a total of 54,129 tonnes (59,542 tons) of bombs.

Raids were not only flown out of Andersen AFB and U Tapao, but from Kadena Air Base
Kadena Air Base
, is a United States Air Force base in the towns of Kadena and Chatan and the city of Okinawa, in Okinawa Prefecture, Japan. Kadena Air Base is the hub of U.S. airpower in the Pacific, and home to the USAF's 18th Wing and a variety of associate units.-Units:The 18th Wing is the host unit at Kadena...

 on Okinawa, where B-52Ds had been sent to counter aggressive North Korean moves. The fact that Kadena was performing raids on Southeast Asia
Southeast Asia
Southeast Asia, South-East Asia, South East Asia or Southeastern Asia is a subregion of Asia, consisting of the countries that are geographically south of China, east of India, west of New Guinea and north of Australia. The region lies on the intersection of geological plates, with heavy seismic...

 was kept secret to keep from inflaming Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese public opinion. The Japanese had been on the receiving end of American heavy bomber strikes only a few decades before, and it took no great wisdom to realize they would find even passive involvement in such activities very disagreeable.

While the bombers were formally restricted from dropping their bombs any closer than a kilometer from the Khe Sanh base perimeter, the Marines lied to the aircrews and sometimes put them at 500 metres (1,640.4 ft) or even closer. When the enemy finally withdrew, Americans scouting out the abandoned North Vietnamese positions found a moonscape of craters with no trees standing, littered with hundreds of enemy dead.

Raids in Cambodia



Beginning in March, 1969, B-52s were performing raids not only on South Vietnam
South Vietnam
South Vietnam was a state which governed southern Vietnam until 1975. It received international recognition in 1950 as the "State of Vietnam" and later as the "Republic of Vietnam" . Its capital was Saigon...

 and Laos
Laos
Laos Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ Sathalanalat Paxathipatai Paxaxon Lao, officially the Lao People's Democratic Republic, is a landlocked country in Southeast Asia, bordered by Burma and China to the northwest, Vietnam to the east, Cambodia to the south and Thailand to the west...

, but on Cambodia
Cambodia
Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...

 as well. The Nixon Administration
Richard Nixon
Richard Milhous Nixon was the 37th President of the United States, serving from 1969 to 1974. The only president to resign the office, Nixon had previously served as a US representative and senator from California and as the 36th Vice President of the United States from 1953 to 1961 under...

 had approved this expansion of the war not long after entering office in the spring of 1969. These Cambodian bombing raids were initially kept secret, and both SAC and Defense Department records were falsified to report that the targets were actually in South Vietnam.

The Cambodian raids were actually carried out at night under the direction of ground units using the MSQ-77
Ground Directed Bombing
Ground Directed Bombing is a type of attack mission performed by ground attack aircraft. Aircraft are remotely guided from the ground with the assistance of a height and direction-finding radar. In mature versions of the system, bomb release is controlled from the ground for precision...

 radar, which guided the bombers to the release point and told them the precise moment to release their bombs. This made the deception easier, since even the crew members aboard the bombers did not have to know what country they were bombing. However, the specific flight coordinates (longitude and latitude) of the points of bomb release were noted in the navigator's logs at the end of each mission, and a simple check of the map could tell the crews which country they were bombing.

The Cambodian effort would eventually turn out to be something of a fiasco. It is unclear how much damage was done to North Vietnamese Army in their enclaves there, but it is perfectly clear that the raids did much to destabilize the Cambodian government, eventually leading to the downfall of the Norodom Sihanouk
Norodom Sihanouk
Norodom Sihanouk regular script was the King of Cambodia from 1941 to 1955 and again from 1993 until his semi-retirement and voluntary abdication on 7 October 2004 in favor of his son, the current King Norodom Sihamoni...

 government and the rise of the notoriously savage Khmer Rouge
Khmer Rouge
The Khmer Rouge literally translated as Red Cambodians was the name given to the followers of the Communist Party of Kampuchea, who were the ruling party in Cambodia from 1975 to 1979, led by Pol Pot, Nuon Chea, Ieng Sary, Son Sen and Khieu Samphan...

 regime.

Raids in North Vietnam


U-Tapao based B-52s carried out attacks on North Vietnam
North Vietnam
The Democratic Republic of Vietnam , was a communist state that ruled the northern half of Vietnam from 1954 until 1976 following the Geneva Conference and laid claim to all of Vietnam from 1945 to 1954 during the First Indochina War, during which they controlled pockets of territory throughout...

, although at first only the very southernmost part near the Demilitarized Zone
Vietnamese Demilitarized Zone
The Vietnamese Demilitarized Zone was established as a dividing line between North and South Vietnam as a result of the First Indochina War.During the Second Indochina War , it became important as the battleground demarcation separating North Vietnamese territory from South Vietnamese territory.-...

 was hit. The B-52s generally avoided North Vietnamese airspace at this stage in the war, lest one of them fall victim to a Surface-to-air missile
Surface-to-air missile
A surface-to-air missile or ground-to-air missile is a missile designed to be launched from the ground to destroy aircraft or other missiles...

 (SAM), which would have been a propaganda coup for North Vietnam and extremely embarrassing to the Defense Department.

307th Strategic Wing



On 21 January 1970, the 4258th SW was redesignateted as the 307th Strategic Wing. The 307th was the only regular Air Force SAC Wing stationed in Southeast Asia. The 307th was under the command and control of Eighth Air Force
Eighth Air Force
The Eighth Air Force is a numbered air force of the United States Air Force Global Strike Command . It is headquartered at Barksdale Air Force Base, Louisiana....

, based at Andersen AFB, Guam.

Four provisional squadrons were organized under the 307th:
  • Bombardment Squadron (Provisional), 364
    364th Bombardment Squadron
    The 364th Bombardment Squadron is an inactive United States Air Force unit. Its last was assigned to the 307th Strategic Wing, stationed at U-Tapao Royal Thai Navy Airfield, Thailand. It was inactivated on 30 June 1975-History:...

    , 1973–1975
  • Bombardment Squadron (Provisional), 365
    365th Bombardment Squadron
    The 365th Bombardment Squadron is an inactive United States Air Force unit. Its last was assigned to the 307th Strategic Wing, stationed at U-Tapao Royal Thai Navy Airfield, Thailand. It was inactivated on 30 June 1975.-History:...

    , 1973-1974. Disbanded 7/17/74
  • Bombardment Squadron (Provisional),486
    486th Bombardment Squadron
    The 486th Bombardment Squadron is an inactive United States Air Force unit. Its last was assigned to the 22d Bombardment Wing, stationed at March Air Force Base, California. It was inactivated on 1 July 1971-History:...

    , 1970–1971
  • Air Refueling Squadron (Provisional), 901, 1974–1975


In addition, two four-digit bomb squadrons (4180th, 4181st) were assigned, but were not operational.

Operation Linebacker


The Vietnamization of the Vietnam war was put to the test in the spring of 1972, when the North Vietnamese launched a full-scale offensive across the DMZ, supported by tanks and heavy artillery. By this time, the US was no longer in the forefront of the ground war, with South Vietnamese units taking the lead. However, America was still providing air power, and US combat planes flew vast numbers of strikes, smashing the North Vietnamese. Although there had been no campaign of strikes into North Vietnam since the end of ROLLING THUNDER, the Nixon Administration ordered a new air offensive, initially codenamed FREEDOM TRAIN and then becoming LINEBACKER, with relatively few restrictions on targets that could be hit.

The B-52s conducted a limited number of strikes against North Vietnam as part of the spring 1972 invasion, though most of their sorties were on Arc Light missions elsewhere. The North Vietnamese offensive was crushed, but the strikes on North Vietnam continued, only winding down in October, ahead of the US presidential elections. Richard Nixon was reelected, and the attacks quickly ramped up again in November.

In late 1972, the B-52 was confronted with SAM defenses, it was only a matter of time before the North Vietnamese got lucky. That finally happened on 22 November 1972, when a B-52D was damaged by an SA-2 SAM in a raid on Vinh
Vinh
Vinh is a city in Vietnam. It is located in the northern half of the country, and is the capital of Nghệ An Province. Politically, Vinh is a municipality within Nghệ An Province. On September 5th, 2008, it was upgraded from Grade-II city to Grade-I city, the fourth Grade-I city of Vietnam after...

, an important rail center in the southern part of North Vietnam. The bomber's pilot managed to get the burning aircraft back to Thailand before the crew bailed out, leaving the aircraft to crash. All the crew were recovered safely.

Operation Linebacker II


Since 1967, the Americans had been negotiating with North Vietnam to allow the US to withdraw from Vietnam in peace, and get back prisoners of war (POWs) rotting in North Vietnamese POW camps. The negotiations had been a frustrating, quarrelsome joke for years, and in late 1972 the Nixon Administration finally ran out of patience and ordered an all-out air offensive against North Vietnam.

The bombing raids began on 18 December 1972. The new campaign, codenamed LINEBACKER II, involved very heavy attacks by almost every strike aircraft the US had in the theater, with the B-52 playing a prominent role. The initial plan scheduled attacks for three days. Along with heavy strikes by Air Force and Navy tactical aircraft, 129 B-52s in 3 waves (approx 4 hours apart) from the 307th Strategic Wing at U-Tapao RTNAF, Thailand and the 43d Strategic Wing (B-52D) and the Strategic Wing (Provisional), 72 (B-52G), both wings based at Andersen AFB, Guam
Guam
Guam is an organized, unincorporated territory of the United States located in the western Pacific Ocean. It is one of five U.S. territories with an established civilian government. Guam is listed as one of 16 Non-Self-Governing Territories by the Special Committee on Decolonization of the United...

 went into battle on night of 18 December, with the crews under strict orders to fly straight and level on approach and not release bombs unless they were sure they were on the target. The brass didn't want reports showing up in the news media that they had bombed a hospital by mistake.

The B-52s were assisted by F-4 Phantoms laying down corridors of chaff and providing "BARCAP (barrier combat air patrol)" against North Vietnamese MiGs; Lockheed EC-121 Warning Star / College Eye radar aircraft tracking the comings and goings of enemy fighters; F-105 Thunderchiefs performing "Wild Weasel" attacks on SAM sites; and EB-66 Destroyer jamming aircraft blinding enemy radars and communications.

Three B-52s were lost on the 18th. 93 flew raids on the 19th, with no losses, but the strike plan was basically the same as it had been the day before. The North Vietnamese rarely missed a trick and noticed the pattern. 99 B-52s flew strikes on 20 December, and the enemy was ready and waiting. Six aircraft were blown out of the sky.

B-52 crews had been getting increasingly frustrated with the predictable tactics, knowing they would lead to trouble sooner rather than later, and the result of the losses was an outburst of protest and anger. The crews were perfectly willing to fly combat missions, but they were not happy about dead-headed military bureaucracy setting them up like ducks in a shooting gallery. The Air Force has never been very specific on what exactly happened, some sources claiming that they had a near-mutiny on their hands, but it is clear that the brass decided to sit down and work on getting their house in order.

The Andersen AFB
Andersen Air Force Base
Andersen Air Force Base is a United States Air Force base located approximately northeast of Yigo in the United States territory of Guam....

 based B-52G were taking a disproportionate share of the losses. The "wet wing" of the B-52G made it more vulnerable to battle damage, as did the fact that not all of the B-52Gs had the same level of countermeasures fit as the B-52D. This situation was made all the more ironic because the B-52G, with no capability of carrying bombs on its external pylons, could only carry about a quarter the conventional bombload of the B-52D. The B-52G could carry 1 rack with 27 MK-82 500 pound bombs, where the B-52D could carry 3 racks for a total of 84 500-lb Mk 82 or 42 750 lb M117 conventional bombs internal and 24 external bombs made for a total of 108 bombs. All Andersen Linebacker II missions required at least 1 (and some missions required 2) aerial refuelings, supported by the 376th Strategic Wing based at Kadena AB.

The B-52Gs were ordered to stand down for two days while fixes were hurriedly implemented. 30 B-52Ds out of U Tapao flew strikes on 21 December, but the results were still bad, with two bombers lost. The next night, the 22nd, 30 B-52Ds came back again, but this time their attacks were performed from unpredictable directions, and there were no losses. Strikes were made on SAM sites to help wear down the defenses for later.

The same approach, 30 bombers using unpredictable tactics, was repeated on the 23rd and 24th, once again with no losses. The raids were called off on Christmas Day as a good-will gesture, to which there was no response. The Air Force hadn't been expecting any different, and had spent all of Christmas Day setting up an operation that would take advantage of all the lessons that had been learned in the campaign.

On 26 December, a total of 120 B-52s performed raids, with 113 reaching their targets nearly simultaneously, all dropping their bombs within a space of 15 minutes, overwhelming the defenses. Two B-52s were lost, but the North Vietnamese were beginning to run out of SAMs and their air defenses were wobbly. 60 B-52s came back on the 27th, with two lost, but this was the last gasp of the defenders. 60 bombers hit again on the 28th and 29th, with no losses. The North Vietnamese agreed to negotiate on 29 December, and the B-52s stopped their strikes against North Vietnam.

In 11 days of concentrated bombing, B-52s had performed 729 sorties and dropped 13,640 tonnes (15,000 tons) of bombs. The North Vietnamese claimed that almost 1,400 civilians were killed, though the fact that there weren't more was a testimony to the accuracy of the strikes, given the staggering amount of explosives dropped.

The campaign was expensive, and not merely in financial terms. 15 B-52s were lost, with 33 of their aircrew killed or missing in action. While the Air Force justifiably regarded the B-52 losses as severe, in one minor compensation, North Vietnamese SAMs had hardly proven effective, with a kill ratio of only 2% to 3% of the number of SAMs fired. They had scored the kills by simply flooding the sky with SAMs, and the Soviet Union
Soviet Union
The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 was not happy about the poor showing of their weapons. In another small compensation, North Vietnamese MiG interceptors proved completely ineffective at taking on the B-52s According to US statistics, the MiGs scored no kills and two of them were claimed shot down by the "quad-fifties" in B-52 tail turrets. However, North Vietnamese records insist that two of the Buffs shot down were MiG kills.

Although the unrestricted bombing campaign was referred to by critics as "an attempt to pillage and burn the enemy to the conference table", LINEBACKER II, sometimes called the "Eleven-Day War", was in fact devastatingly successful in achieving its goals. Henry Kissinger
Henry Kissinger
Heinz Alfred "Henry" Kissinger is a German-born American academic, political scientist, diplomat, and businessman. He is a recipient of the Nobel Peace Prize. He served as National Security Advisor and later concurrently as Secretary of State in the administrations of Presidents Richard Nixon and...

 contrasted the extremely uncooperative attitude of North Vietnamese negotiators before the raids with the great willingness to talk after them, and concluded: "These facts have to be analyzed by each person for himself." It is tempting to speculate that such a ruthless air campaign earlier in the war might have changed its course considerably, but history is not a controlled experiment and speculation is all that it is.

A cease-fire was signed on 23 January 1973, with American POWs being flown out of Hanoi beginning on 18 March. However, the B-52's war was not quite over, with Arc Light strikes on Laos continuing into April and on Cambodia into August. The 307th SW ended all combat operations on August 14, 1973.

1975 South Vietnamese collapse


.

In the two years following the 1973 Paris Peace Accords
Paris Peace Accords
The Paris Peace Accords of 1973 intended to establish peace in Vietnam and an end to the Vietnam War, ended direct U.S. military involvement, and temporarily stopped the fighting between North and South Vietnam...

 and the War Powers Act the North Vietnamese army underwent a massive rebuilding to recoup the losses suffered during the failed 1972 Easter Offensive. By the spring of 1975, the North Vietnamese Army had grown to be the fifth largest in the world, and in late December 1974 had begun their drive towards Saigon. By the end of March 1975, North Vietnamese troops had taken over several key cities, either because the ARVN forces were unequipped and undermanned, or because they had fled from the approaching enemy.

By the second week of April, the situation had deteriorated to the point that most of South Vietnam
South Vietnam
South Vietnam was a state which governed southern Vietnam until 1975. It received international recognition in 1950 as the "State of Vietnam" and later as the "Republic of Vietnam" . Its capital was Saigon...

 was under the control of the North Vietnamese Army. A Congressional delegation had visited South Vietnam and was unable to convince President Ford
Gerald Ford
Gerald Rudolph "Jerry" Ford, Jr. was the 38th President of the United States, serving from 1974 to 1977, and the 40th Vice President of the United States serving from 1973 to 1974...

 to provide more aid. President Ford stated in a speech on April 23 that the Vietnam War ".. was finished".

An estimated 8,000 U.S. and third-country nationals needed to be evacuated from Saigon and the shrinking government-controlled region of South Vietnam, along with thousands of Vietnamese who had worked for the United States during the war who would be in dire straits under the Communists. The evacuation of Saigon was originally code-named Talon Vice and called for the evacuation of personnel via commercial aircraft from Tan Son Nhut Airport and other locations. The plan called for the ARVN to provide crowd control and to secure the evacuation areas. However as the situation deteriorated rapidly in South Vietnam, the plan was changed to use rooftops as helicopter landing pads for evacuating personnel.

The evacuation plans were completed by 18 April and the name was changed to Operation Frequent Wind
Operation Frequent Wind
Operation Frequent Wind was the evacuation by helicopter of American civilians and 'at-risk' Vietnamese from Saigon, South Vietnam, on 29–30 April 1975 during the last days of the Vietnam War...

. U-Tapao Airfield was used as a jumping-off point by the USAF with eight CH-53 and two HH-53 "Sea Stallion" helicopters. Additional helicopters were standing by on board the USS Midway
USS Midway
USS Midway may refer to:, which was the Oritani and then the Tyree before being chartered as a general auxiliary in 1942, renamed to Panay in 1943, and returned to her owner in 1946...

, Nakhon Phanom
Nakhon Phanom Royal Thai Air Force Base
Nakhon Phanom Royal Thai Navy Base , formerly Nakhon Phanom Royal Thai Air Force Base, is a Royal Thai Navy facility used for riverine patrols along the Mekong River. It is located approximately 365 miles northeast of Bangkok, 9 miles west of Nakhon Phanom city in Nakhon Phanom Province in the...

 and Ubon
Ubon Royal Thai Air Force Base
Ubon Royal Thai Air Force Base is a Royal Thai Air Force facility and is the home of Wing 21 of the RTAF 2nd Air Division. It is located in East-Central Thailand, near the city of Ubon Ratchathani, in the Ubon Ratchathani Province. It is approximately 305 miles North-East of Bangkok...

 air bases. Korat
Korat Royal Thai Air Force Base
Korat Royal Thai Air Force Base is a base of the Royal Thai Air Force. It is located in northeast Thailand, located approximately 157 miles northeast of Bangkok and about 5 miles south of Nakhon Ratchasima , the second largest city in Thailand.During the Vietnam War, Korat RTAFB was the...

 placed a force of F-4's, A-7's and AC-130's on alert. Udon
Udon Thani International Airport
Udonthani International Airport is an airport located near the city of Udon Thani in Udon Thani Province in the northeast region of Thailand. It is approximately 280 miles northeast of Bangkok...

 discontinued its training flights and put its F-4 fighters on alert for combat missions over South Vietnam to support the evacuation.

On 25 April South Vietnamese President Thieu fled the country, and the final collapse of the South Vietnamese government was imminent. Aircraft started to arrive at U-Tapao in South Vietnamese markings. They arrived all that day and the next several days. C-119's, C-130's, C-47's were filled to capacity with men, women and children. After their arrival, the Vietnamese were sequestered in tents near the runway. The adjacent parking ramps and grassy areas were being filled to capacity with South Vietnamese helicopters and aircraft, including many F-5E/F aircraft which were just delivered to South Vietnam in the previous few months.

By 29 April the North Vietnamese had brought in Anti-Aircraft Artillery (AAA) and mobile Surface-To-Air Missiles (SAM) to the Saigon area. Mortar and artillery rounds were impacting at Tan Son Nhut Air Base severely disrupting the evacuation activities. At the US Embassy, Saigon, Marine guards shut off the electricity to the elevators and exploded tear gas canisters as they went to the roof to join the evacuees. The last helicopter left the embassy at 7:53 a.m. On 29 April, Douglas VC-47A 084 of Air America crashed on landing. The aircraft was on a flight from Tan Son Nhat International Airport
Tan Son Nhat International Airport
Tan Son Nhat International Airport is Vietnam's largest international airport in terms of area . It has a handling capacity of 15-17 million passengers per year, compared with the capacity of Hanoi - Noi Bai airport of 8 million passengers and Da Nang's 2 million passengers...

, Saigon, Vietnam
Vietnam
Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

.

On 30 April South Vietnam surrendered. A handful of South Vietnamese Air Force aircraft that had been performing last-ditch air strikes completed their missions and flew on to U-Tapao. On 2 May the last air rescue helicopters returned to Nakhon Phanom. The war in Vietnam was over.

Mayagüez incident



On 12 May 1975, less than two weeks after the fall of Saigon, a unit of the Cambodian Khmer Rouge navy seized the American-flagged container ship SS Mayaguez
SS Mayagüez
SS Mayaguez was a U.S.-flagged container ship that attained notoriety for its 12 May 1975 seizure by Khmer Rouge forces of Cambodia, which resulted in a confrontation with the United States at the close of the Vietnam War....

, taking the crew hostage. U-Tapao Airfield served as a staging point for United States Marines which deployed to U Tapao and assaulted Koh Tang Island aboard Air Force CH-53s of the 21st Special Operations Squadron
21st Special Operations Squadron
The 21st Special Operations Squadron is a unit within the 352d Special Operations Group , United States Air Force, United States European Command, and was based at Royal Air Force base RAF Mildenhall in Suffolk, eastern England.-Mission:...

 and HH-53s of the 40th Aerospace Rescue and Recovery Squadron
40th Aerospace Rescue and Recovery Squadron
40th Aerospace Rescue and Recovery Squadron was a helicopter rescue squadron of the USAF active during the Vietnam War.-History:...

, hitting the beach at sunrise on the 15 May in the Air Force’s first-ever helicopter-assault operation.

However, virtually everything that could go wrong did. The Marines and helicopter crews never received the good intelligence available about the island’s defenders; they went in expecting 18 to 40 lightly armed militia but instead found a reinforced battalion of elite Khmer Rouge naval infantry. The Cambodians shot down three of the first four CH-53 helicopters to approach the island, one of them carrying the Marine forward air controller (FAC) team; the fourth was badly damaged and forced to abort. For hours, Air Force A-7
A-7 Corsair II
The Ling-Temco-Vought A-7 Corsair II is a carrier-based subsonic light attack aircraft introduced to replace the United States Navy's Douglas A-4 Skyhawk, initially entering service during the Vietnam War...

's from Korat RTAFB provided fire support failed to find the marines, let alone support them. The Marines hung on by a thread while the remaining helicopters of the assault wave fed in reinforcements; the enemy badly shot up most of the remaining seven helicopters — only three landed in commission at U Tapao. A boarding party, transferred to the USS Harold E. Holt (FF-1074)
USS Harold E. Holt (FF-1074)
USS Harold E. Holt was a Knox class frigate of the US Navy named after the Australian Prime Minister Harold Holt.Harold E. Holt was built by Todd Pacific Shipyards, Los Angeles Division in San Pedro, California, laid down May 11, 1968, launched May 3, 1969 and delivered March 19, 1971. Harold E...

 by helicopter, seized the Mayaguez, only to find the ship deserted; the Cambodians had taken its crew to the mainland two days earlier.

When the extraction began, only five helicopters were available, and one was quickly shot up and put out of commission. Maintenance provided one more as the rescue proceeded, providing a razor-thin margin of success.

USAF withdrawal


U-Tapao had come a long way since the first American personnel arrived in the mid 1960s. With the fall of both Cambodia
Cambodia
Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...

 and South Vietnam
South Vietnam
South Vietnam was a state which governed southern Vietnam until 1975. It received international recognition in 1950 as the "State of Vietnam" and later as the "Republic of Vietnam" . Its capital was Saigon...

 in the spring of 1975, the political climate between Washington and Bangkok had become very sour, and the Royal Thai Government wanted the USAF out of Thailand by the end of the year. In response, the USAF implemented Palace Lightning which was the plan by which the USAF would withdrawal its aircraft and personnel from Thailand.

The SAC units left in December 1975 however the base remained under American control until it formally handed control to the Thai government on 13 June 1976.

USAF major units at U-Tapao

  • 4258th Strategic Wing (1966–1970)
  • 307th Strategic Wing (1970–1975)
  • Young Tiger Tanker Force (1966–1975)
  • Strategic Wing (Provisional), 310 (1972)
  • Consolidated Aircraft Maintenance Wing (Provisiona), 340 (1972)
  • 99th Strategic Reconnaissance Squadron (1972–1976)
  • Air Division (Provisional), 310th (1972)
  • 11th USAF Hospital
  • 635th Combat Support Group
  • 1985th Communications Squadron

See also


  • United States Air Force In Thailand
    United States Air Force In Thailand
    The United States Air Force deployed combat aircraft to Thailand from 1961 to 1975 during the Vietnam War. Today, USAF units train annually with other Asian Air Forces in Thailand...

  • United States Pacific Air Forces
    United States Pacific Air Forces
    Pacific Air Forces is a Major Command of the United States Air Force. PACAF is also the air component of the United States Pacific Command . PACAF is headquartered at Hickam Air Force Base Hawaii. It is one of two USAF Major Commands assigned outside of the Continental United States, the other...

  • Strategic Air Command
    Strategic Air Command
    The Strategic Air Command was both a Major Command of the United States Air Force and a "specified command" of the United States Department of Defense. SAC was the operational establishment in charge of America's land-based strategic bomber aircraft and land-based intercontinental ballistic...

  • Eighth Air Force
    Eighth Air Force
    The Eighth Air Force is a numbered air force of the United States Air Force Global Strike Command . It is headquartered at Barksdale Air Force Base, Louisiana....


External links