BAP Angamos (SS-31) is one of two Type 209/1200

Type 209 submarine

The Type 209 is a class of diesel-electric attack submarine developed exclusively for export in the late 1960s by Howaldtswerke-Deutsche Werft of Germany...

 submarine

Submarine

A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which has more limited underwater capability...

s ordered by the Peruvian Navy

Peruvian Navy

The Peruvian Navy is the branch of the Peruvian Armed Forces tasked with surveillance, patrol and defense on lakes, rivers and the Pacific Ocean up to 200 nautical miles from the Peruvian littoral...

 on August 12, 1976. She was built by the German shipbuilder Howaldtswerke Deutsche Werft AG

Howaldtswerke

Howaldtswerke-Deutsche Werft is a German shipbuilding company, headquartered in Kiel. In 2009 it was the largest shipyard in Germany and has more than 2,400 employees. It has been part of ThyssenKrupp Marine Systems owned by ThyssenKrupp, since 2005...

at its shipyard in Kiel

Kiel

Kiel is the capital and most populous city in the northern German state of Schleswig-Holstein, with a population of 238,049 .Kiel is approximately north of Hamburg. Due to its geographic location in the north of Germany, the southeast of the Jutland peninsula, and the southwestern shore of the...

. She was originally named Casma after a battle which took place between naval forces of Peru

Peru

Peru , officially the Republic of Peru , is a country in western South America. It is bordered on the north by Ecuador and Colombia, on the east by Brazil, on the southeast by Bolivia, on the south by Chile, and on the west by the Pacific Ocean....

 and Chile

Chile

Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...

 on January 12, 1839. Following sea trial

Sea trial

A sea trial is the testing phase of a watercraft . It is also referred to as a "shakedown cruise" by many naval personnel. It is usually the last phase of construction and takes place on open water, and can last from a few hours to many days.Sea trials are conducted to measure a vessel’s...

s in the North Sea

North Sea

In the southwest, beyond the Straits of Dover, the North Sea becomes the English Channel connecting to the Atlantic Ocean. In the east, it connects to the Baltic Sea via the Skagerrak and Kattegat, narrow straits that separate Denmark from Norway and Sweden respectively...

, she arrived to its homeport of Callao

Callao

Callao is the largest and most important port in Peru. The city is coterminous with the Constitutional Province of Callao, the only province of the Callao Region. Callao is located west of Lima, the country's capital, and is part of the Lima Metropolitan Area, a large metropolis that holds almost...

 in 1981. After a major overhaul by Servicio Industrial de la Marina at Callao in 1998, she was renamed Angamos after the battle

Battle of Angamos

The Battle of Angamos was fought on October 8, 1879, during the naval stage of the War of the Pacific . The Chilean Navy, commanded by Captain Galvarino Riveros and Captain Juan Jose Latorre surrounded and captured the ironclad Huáscar, commanded by Rear Admiral Miguel Grau Seminario, who died in...

of the same name which took place on October 8, 1879.

Sources

• Baker III, Arthur D., The Naval Institute Guide to Combat Fleets of the World 2002-2003. Naval Institute Press, 2002.
• Ortiz Sotelo, Jorge, Apuntes para la historia de los submarinos peruanos. Biblioteca Nacional, 2001.