Italian submarine Alagi was an Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 Adua-class submarine serving in the Regia Marina

Regia Marina

The Regia Marina dates from the proclamation of the Kingdom of Italy in 1861 after Italian unification...

 during 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...

. She was named after the Amba Alagi

Amba Alagi

Amba Alagi is a mountain, or an amba, in northern Ethiopia. Located in the Debubawi Zone of the Tigray Region, Amba Alagi dominates the roadway that runs past it from the city of Mek'ele south to Maychew. Because of its strategic location, Amba Alagi has been the location of several battles...

 mountain in Ethiopia

Ethiopia

Ethiopia , officially known as the Federal Democratic Republic of Ethiopia, is a country located in the Horn of Africa. It is the second-most populous nation in Africa, with over 82 million inhabitants, and the tenth-largest by area, occupying 1,100,000 km2...

.

Alagi was built in the CRDA shipyard, in Monfalcone

Monfalcone

Monfalcone is a town and comune of the province of Gorizia , located on the coast of the Gulf of Trieste. Monfalcone means "Mount of Falcon" in Italian....

. She was laid down on 19 March 1936, launched 15 November of the same year, and commissioned on 6 March 1937.

On 8 June 1942, Alagi torpedoed and sank the in a friendly fire

Friendly fire

Friendly fire is inadvertent firing towards one's own or otherwise friendly forces while attempting to engage enemy forces, particularly where this results in injury or death. A death resulting from a negligent discharge is not considered friendly fire...

 incident.

In August 1942 Alagi operated to intercept and block an Allied convoy

Convoy

A convoy is a group of vehicles, typically motor vehicles or ships, traveling together for mutual support and protection. Often, a convoy is organized with armed defensive support, though it may also be used in a non-military sense, for example when driving through remote areas.-Age of Sail:Naval...

 to Malta (Operation Pedestal

Operation Pedestal

Operation Pedestal was a British operation to get desperately needed supplies to the island of Malta in August 1942, during the Second World War. Malta was the base from which surface ships, submarines and aircraft attacked Axis convoys carrying essential supplies to the Italian and German armies...

). She succeeded in damaging the Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

 cruiser , and sinking the M/V Clan Ferguson merchant ship on 12 August.

Alagi, a member of the 7th Group - 71st Squadron of the submarine fleet, was still operating on 8 September 1943, when the Allies

Allies

In everyday English usage, allies are people, groups, or nations that have joined together in an association for mutual benefit or to achieve some common purpose, whether or not explicit agreement has been worked out between them...

 and Italy signed the armistice. Alagi arrived in Malta

Malta

Malta , officially known as the Republic of Malta , is a Southern European country consisting of an archipelago situated in the centre of the Mediterranean, south of Sicily, east of Tunisia and north of Libya, with Gibraltar to the west and Alexandria to the east.Malta covers just over in...

with the Regia Marina fleet. She was sold for scrap on 1 February 1948.