ARA Cabo San Antonio (Q42) was a tank landing ship

Tank landing ship

Landing Ship, Tank was the military designation for naval vessels created during World War II to support amphibious operations by carrying significant quantities of vehicles, cargo, and landing troops directly onto an unimproved shore....

 in the Argentine Navy

Argentine Navy

The Navy of the Argentine Republic or Armada of the Argentine Republic is the navy of Argentina. It is one of the three branches of the Armed Forces of the Argentine Republic, together with the Army and the Air Force....

, built in Argentina at AFNE, Río Santiago

Río Santiago Shipyard

The Rio Santiago Shipyard is a shipyard situated in the city of Ensenada, province of Buenos Aires, at the shores of the Santiago River. It has been one of the major active and important shipyards in Latin America. Founded in 1953, it has realized diverse functions in the naval, industrial and...

 shipyard. She was based on the US Navy's De Soto County-class

USS De Soto County (LST-1171)

USS De Soto County was a built for the United States Navy during the late 1950s. The lead ship of her class of seven, she was named after counties in Florida, Louisiana, and Mississippi, the only U.S...

 tank landing ship

Tank landing ship

Landing Ship, Tank was the military designation for naval vessels created during World War II to support amphibious operations by carrying significant quantities of vehicles, cargo, and landing troops directly onto an unimproved shore....

 design.

The high point of her career was the Argentine invasion of the Falkland Islands

Falkland Islands

The Falkland Islands are an archipelago in the South Atlantic Ocean, located about from the coast of mainland South America. The archipelago consists of East Falkland, West Falkland and 776 lesser islands. The capital, Stanley, is on East Falkland...

 (Malvinas) in 1982, as part of Operation Azul

1982 invasion of the Falkland Islands

On 2 April 1982, Argentine forces mounted amphibious landings of the Falkland Islands . The invasion involved an initial defence force organised by the Falkland Islands' Governor Sir Rex Hunt giving command to Major Mike Norman of the Royal Marines, the landing of Lieutenant-Commander Guillermo...

. Cabo San Antonio disembarked twenty LVTP7

Amphibious Assault Vehicle

The Assault Amphibious Vehicle —official designation AAV-7A1 is a fully tracked amphibious landing vehicle manufactured by U.S. Combat Systems .The AAV-7A1 is the current amphibious troop transport of the United States Marine Corps...

 tracked amphibious

Amphibious vehicle

An amphibious vehicle , is a vehicle or craft, that is a means of transport, viable on land as well as on water – just like an amphibian....

 armoured personnel carrier

Armoured personnel carrier

An armoured personnel carrier is an armoured fighting vehicle designed to transport infantry to the battlefield.APCs are usually armed with only a machine gun although variants carry recoilless rifles, anti-tank guided missiles , or mortars...

s and LARC-V

LARC-V

LARC-V , is an aluminium-hulled amphibious cargo vehicle capable of transporting 5 tons. It was developed in the United States during the 1950s, and is used in a variety of auxiliary roles to this day....

 transports from the 1st Amphibious Vehicles Battalion, carrying D and E Companies of the 2nd Marine Infantry Battalion at Yorke Bay. She did not participate further in the war once the British fleet arrived around the islands.

Cabo San Antonio was retired in 1997.