USS Markab (AD-21) was a Hamul-class

USS Hamul (AD-20)

USS Hamul was the lead ship of a class of two destroyer tenders; she was most likely named after Hamal, the brightest star in the constellation Aries....

 destroyer tender

Destroyer tender

A destroyer tender is a ship designed to provide maintenance support to a flotilla of destroyers or other small warships. The use of this class has faded from its peak in the first half of the 20th century as the roles of small combatants have evolved .Due to the increased size and automation of...

 named for Markab

Alpha Pegasi

Alpha Pegasi is the third brightest star in the constellation Pegasus and one of the four stars in the asterism known as the Great Square of Pegasus. It has the traditional name Markab .Markab is a relatively average star nearing the end of its stellar evolution on the main sequence...

, the third-brightest star in the constellation

Constellation

In modern astronomy, a constellation is an internationally defined area of the celestial sphere. These areas are grouped around asterisms, patterns formed by prominent stars within apparent proximity to one another on Earth's night sky....

 Pegasus

Pegasus (constellation)

Pegasus is a constellation in the northern sky, named after the winged horse Pegasus in Greek mythology. It was one of the 48 constellations listed by the 2nd century astronomer Ptolemy, and remains one of the 88 modern constellations.-Stars:...

.

Built as the cargo ship

Cargo ship

A cargo ship or freighter is any sort of ship or vessel that carries cargo, goods, and materials from one port to another. Thousands of cargo carriers ply the world's seas and oceans each year; they handle the bulk of international trade...

 Mormacpenn by Ingalls Shipbuilding Company of Pascagoula, Mississippi

Pascagoula, Mississippi

Pascagoula is a city in Jackson County, Mississippi, United States. It is the principal city of the Pascagoula, Mississippi Metropolitan Statistical Area, as a part of the Gulfport–Biloxi–Pascagoula, Mississippi Combined Statistical Area. The population was 26,200 at the 2000 census...

; launched 21 December 1940; acquired by the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 on 2 June 1941 at Charleston, South Carolina

Charleston, South Carolina

Charleston is the second largest city in the U.S. state of South Carolina. It was made the county seat of Charleston County in 1901 when Charleston County was founded. The city's original name was Charles Towne in 1670, and it moved to its present location from a location on the west bank of the...

; and commissioned as USS Markab (AK 31) on 15 June 1941 with Commander Allen D. Brown in command.

Cargo ship, 1941–1942

Markab operated with Atlantic amphibious forces in the Hampton Roads

Hampton Roads

Hampton Roads is the name for both a body of water and the Norfolk–Virginia Beach metropolitan area which surrounds it in southeastern Virginia, United States...

 area until 1 October 1941. She then loaded cargo at Jersey City, New Jersey

Jersey City, New Jersey

Jersey City is the seat of Hudson County, New Jersey, United States.Part of the New York metropolitan area, Jersey City lies between the Hudson River and Upper New York Bay across from Lower Manhattan and the Hackensack River and Newark Bay...

 for delivery to American troops recently stationed in Greenland

Greenland

Greenland is an autonomous country within the Kingdom of Denmark, located between the Arctic and Atlantic Oceans, east of the Canadian Arctic Archipelago. Though physiographically a part of the continent of North America, Greenland has been politically and culturally associated with Europe for...

. Returning to Brooklyn, New York on 21 November, she took on board supplies for distribution to various bases in the Caribbean

Caribbean

The Caribbean is a crescent-shaped group of islands more than 2,000 miles long separating the Gulf of Mexico and the Caribbean Sea, to the west and south, from the Atlantic Ocean, to the east and north...

. World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 engulfed the United States before Markab steamed into Ensenada Honda

Culebra, Puerto Rico

Isla Culebra is an island-municipality of Puerto Rico originally called Isla Pasaje and Isla de San Ildefonso. It is located approximately east of the Puerto Rican mainland, west of St. Thomas and north of Vieques. Culebra is spread over 5 wards and Culebra Pueblo...

, Puerto Rico

Puerto Rico

Puerto Rico , officially the Commonwealth of Puerto Rico , is an unincorporated territory of the United States, located in the northeastern Caribbean, east of the Dominican Republic and west of both the United States Virgin Islands and the British Virgin Islands.Puerto Rico comprises an...

, her first port of call. The new wartime demands on the Navy caused this voyage to terminate at Mobile, Alabama

Mobile, Alabama

Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

 on 8 January 1942 where she was converted to a destroyer tender. Sixteen days later she was redesignated AD-21, but it was 27 September before Commander Brown again commanded a fully commissioned vessel.

Destroyer tender, 1942–1947

After shakedown Markab transited the Panama Canal

Panama Canal

The Panama Canal is a ship canal in Panama that joins the Atlantic Ocean and the Pacific Ocean and is a key conduit for international maritime trade. Built from 1904 to 1914, the canal has seen annual traffic rise from about 1,000 ships early on to 14,702 vessels measuring a total of 309.6...

 on 27 October to join Destroyer Force, Pacific Fleet at Pearl Harbor

Pearl Harbor

Pearl Harbor, known to Hawaiians as Puuloa, is a lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. Much of the harbor and surrounding lands is a United States Navy deep-water naval base. It is also the headquarters of the U.S. Pacific Fleet...

. Ships recently returned from the battle for the Solomon Islands

Solomon Islands

Solomon Islands is a sovereign state in Oceania, east of Papua New Guinea, consisting of nearly one thousand islands. It covers a land mass of . The capital, Honiara, is located on the island of Guadalcanal...

 made use of her facilities for three months prior to her departure on 6 February 1943 to service the North Pacific Force. In the year she remained in the Aleutians, she rendered noteworthy service in helping to prepare vessels for both the Attu

Battle of Attu

The Battle of Attu, which took place from 11-30 May 1943, was fought entirely between forces of the United States and the Empire of Japan on Attu Island off the coast of Alaska. The action, which was part of the Aleutian Islands Campaign during the Pacific War, was the only land battle of World War...

 and Kiska

Operation Cottage

Operation Cottage was a tactical maneuver during the Aleutian Islands campaign. In the operation, which took place on August 15, 1943, Allied military forces landed unopposed on Kiska Island, which had been occupied by Japanese forces since June, 1942. The Japanese forces, however, had secretly...

 invasions. Steaming to San Francisco late in January, 1944 the ship prepared for an even more extensive Pacific tour.

She departed the West Coast on 26 February and worked her way toward the war zone. As a part of Service Squadron 10, Markab overhauled, repaired, and replenished destroyers and destroyer escort

Destroyer escort

A destroyer escort is the classification for a smaller, lightly armed warship designed to be used to escort convoys of merchant marine ships, primarily of the United States Merchant Marine in World War II. It is employed primarily for anti-submarine warfare, but also provides some protection...

s at Pearl Harbor, Majuro

Majuro

Majuro , is a large coral atoll of 64 islands in the Pacific Ocean, and forms a legislative district of the Ratak Chain of the Marshall Islands. The atoll itself has a land area of and encloses a lagoon of...

, and Eniwetok in the Marshall Islands

Marshall Islands

The Republic of the Marshall Islands , , is a Micronesian nation of atolls and islands in the middle of the Pacific Ocean, just west of the International Date Line and just north of the Equator. As of July 2011 the population was 67,182...

, and Ulithi

Ulithi

Ulithi is an atoll in the Caroline Islands of the western Pacific Ocean, about 191 km east of Yap. It consists of 40 islets totalling , surrounding a lagoon about long and up to wide—at one of the largest in the world. It is administered by the state of Yap in the Federated States of...

 in the Carolines. Having assisted in preparing and sustaining the ships fighting in the bloody conquests of the Marianas and Iwo Jima

Iwo Jima

Iwo Jima, officially , is an island of the Japanese Volcano Islands chain, which lie south of the Ogasawara Islands and together with them form the Ogasawara Archipelago. The island is located south of mainland Tokyo and administered as part of Ogasawara, one of eight villages of Tokyo...

, she sailed for the Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

 on 16 February 1945. Her work force now overhauled and readied landing craft

Landing craft

Landing craft are boats and seagoing vessels used to convey a landing force from the sea to the shore during an amphibious assault. Most renowned are those used to storm the beaches of Normandy, the Mediterranean, and many Pacific islands during WWII...

 for the assault on Okinawa. During June she played an important part in preparing TF 38 for the last great raids on 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...

.

Following the Japanese surrender

Surrender of Japan

The surrender of Japan in 1945 brought hostilities of World War II to a close. By the end of July 1945, the Imperial Japanese Navy was incapable of conducting operations and an Allied invasion of Japan was imminent...

, Markab refitted and restocked ships bound for the occupation areas of Japan, Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

, and China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

. Steaming in their wake, she arrived Sasebo

Sasebo, Nagasaki

is a city located in Nagasaki Prefecture, Japan. As of 2011, the city has an estimated population of 259,800 and the density of 609 persons per km². The total area is 426.47 km². The locality is famed for its scenic beauty. The city includes a part of Saikai National Park...

, Japan on 1 November and early in January 1946 joined the 7th Fleet at Shanghai, China. Her services in the western Pacific ended 2 April as Markab commenced the long voyage home for inactivation. The ship off loaded at New Orleans beginning 6 May. At Orange, Texas

Orange, Texas

Orange is a city in Orange County, Texas, United States. As of the 2000 census, the city population was 18,643. It is the county seat of Orange County, and is the easternmost city in Texas. Located on the Sabine River at the border with Louisiana, it is part of the Beaumont–Port Arthur...

 on January, 1947 she decommissioned and entered the Atlantic Reserve Fleet.

Korea, 1952–1955

When the Cold War

Cold War

The Cold War was the continuing state from roughly 1946 to 1991 of political conflict, military tension, proxy wars, and economic competition between the Communist World—primarily the Soviet Union and its satellite states and allies—and the powers of the Western world, primarily the United States...

 turned hot in Korea, the resultant expansion of the Navy brought the temporary reactivation of Markab. Recommissioned on 26 February 1952 with Captain Melvyn H. McCoy in command, she remained on the East Coast servicing Destroyer Force ships. Operating initially at Newport, Rhode Island

Newport, Rhode Island

Newport is a city on Aquidneck Island in Newport County, Rhode Island, United States, about south of Providence. Known as a New England summer resort and for the famous Newport Mansions, it is the home of Salve Regina University and Naval Station Newport which houses the United States Naval War...

 and after April, 1955 at Fall River, Massachusetts

Fall River, Massachusetts

Fall River is a city in Bristol County, Massachusetts, in the United States. It is located about south of Boston, southeast of Providence, Rhode Island, and west of New Bedford and south of Taunton. The city's population was 88,857 during the 2010 census, making it the tenth largest city in...

, Markab also participated in the semiannual fleet exercises. On 9 February she departed on a voyage to Charleston where she decommissioned on 31 July.

Vietnam, 1960–1969

Into a crisis-beset world she emerged again in 1960. Towed to Mare Island Navy Yard in 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...

, she was redesignated as Repair Ship AR-23 on 15 April and recommissioned on 1 July with Captain Edwin Monroe Westbrook, Jr. in command. Homeported at Alameda Naval Air Station, the repair ship sailed to Pearl Harbor late in October, returning 22 December. Between 5 July 1962 and 14 September 1966 she projected her services even more widely, steaming three times on seven month WestPac deployments. On the first such voyage Markab returned a priceless Chinese art treasures exhibit to Taiwan. On the next two tours, ships returning from combat patrol off the coast of 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 –...

 increasingly required her facilities. Interspersed with the work periods in the Philippines and Japan were brief rest and rehabilitation periods at Hong Kong and Buckner Bay, Okinawa. She continued this pattern of West Coast duty and western Pacific deployment into 1969. Markab earned one campaign star for 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...

 service.

Decommissioned again on 19 December 1969 at the Naval Inactive Ship Maintenance Facility in Vallejo, California

Vallejo, California

Vallejo is the largest city in Solano County, California, United States. The population was 115,942 at the 2010 census. It is located in the San Francisco Bay Area on the northeastern shore of San Pablo Bay...

, Markab was struck from the Naval Vessel Register

Naval Vessel Register

The Naval Vessel Register is the official inventory of ships and service craft in custody of or titled by the United States Navy. It contains information on ships and service craft that make up the official inventory of the Navy from the time a vessel is authorized through its life cycle and...

on 1 September 1976. Custody was transferred to the Maritime Administration who disposed of the ship by MARAD sale 12 April 1977, her final fate unknown.