''Iran Ajr'', formerly known as the ''Arya Rakhsh'', was a Japanese-built

landing craft Landing craft are small and medium seagoing watercraft, such as boats and barges, used to convey a landing force (infantry and vehicles) from the sea to the shore during an amphibious assault. The term excludes landing ships, which are larger. ...

used by

Iran Iran, officially the Islamic Republic of Iran, and also called Persia, is a country located in Western Asia. It is bordered by Iraq and Turkey to the west, by Azerbaijan and Armenia to the northwest, by the Caspian Sea and Turkmeni ...

to lay

naval mine A naval mine is a self-contained explosive device placed in water to damage or destroy surface ships or submarines. Unlike depth charges, mines are deposited and left to wait until they are triggered by the approach of, or contact with, an ...

s during the

Iran–Iraq War The Iran–Iraq War was an armed conflict between Iran and Iraq that lasted from September 1980 to August 1988. It began with the Iraqi invasion of Iran and lasted for almost eight years, until the acceptance of United Nations Security Counci ...

. Built in 1978, the 614-ton, 54-meter ship was powered by two

diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-cal ...

s and featured a bow ramp for unloading cargo. She was

scuttled Scuttling is the deliberate sinking of a ship. Scuttling may be performed to dispose of an abandoned, old, or captured vessel; to prevent the vessel from becoming a navigation hazard; as an act of self-destruction to prevent the ship from being ...

in 1987.

Iran–Iraq War

On 21 September 1987, U.S. forces involved in

Operation Prime Chance Operation Prime Chance (August 1987 – June 1989) was a United States Special Operations Command operation intended to protect U.S.-flagged oil tankers from Iranian attack during the Iran–Iraq War. The operation took place roughly at the sa ...

– the covert part of

Operation Earnest Will Operation Earnest Will (24 July 1987 – 26 September 1988) was the American military protection of Kuwaiti-owned tankers from Iranian attacks in 1987 and 1988, three years into the Tanker War phase of the Iran–Iraq War. It was the largest nav ...

, the mission to protect U.S.-flagged

petroleum Petroleum, also known as crude oil, or simply oil, is a naturally occurring yellowish-black liquid mixture of mainly hydrocarbons, and is found in geological formations. The name ''petroleum'' covers both naturally occurring unprocessed crud ...

-carrying ships in the

Persian Gulf The Persian Gulf ( fa, خلیج فارس, translit=xalij-e fârs, lit=Gulf of Fars, ), sometimes called the ( ar, اَلْخَلِيْجُ ٱلْعَرَبِيُّ, Al-Khalīj al-ˁArabī), is a mediterranean sea in Western Asia. The bo ...

– tracked ''Iran Ajr'' and dispatched

United States Army The United States Army (USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution.Article II, section 2, ...

helicopters from the

United States Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...

guided-missile frigate A frigate () is a type of warship. In different eras, the roles and capabilities of ships classified as frigates have varied somewhat. The name frigate in the 17th to early 18th centuries was given to any full-rigged ship built for speed and ...

to shadow her. When the aviators reported that people aboard ''Iran Ajr'' were laying mines, the U.S. commander in the Persian Gulf ordered the pilots to "stop the mining." The helicopters fired on the ship, killing some of the crewmen and chasing others into the water. A team of

United States Navy SEAL The United States Navy Sea, Air, and Land (SEAL) Teams, commonly known as Navy SEALs, are the U.S. Navy's primary special operations force and a component of the Naval Special Warfare Command. Among the SEALs' main functions are conducting s ...

commandos Royal Marines from 40 Commando on patrol in the Sangin">40_Commando.html" ;"title="Royal Marines from 40 Commando">Royal Marines from 40 Commando on patrol in the Sangin area of Afghanistan are pictured A commando is a combatant, or operativ ...

later boarded the ship, confirmed the presence of mines, and detained the surviving Iranians. On 26 September, EOD MU5 Detachment 5

the ship in

international waters The terms international waters or transboundary waters apply where any of the following types of bodies of water (or their drainage basins) transcend international boundaries: oceans, large marine ecosystems, enclosed or semi-enclosed region ...

. When the U.S. Navy guided-missile frigate struck a mine in the Persian Gulf in April 1988, U.S. Navy explosive ordnance specialists matched the serial numbers of nearby unexploded mines to the ones aboard ''Iran Ajr''. This evidence of Iranian involvement in the mining of ''Samuel B. Roberts'' led to the biggest surface-warfare naval battle since

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the World War II by country, vast majority of the world's countries—including all of the great power ...

, the retribution campaign of 18 April 1988 called

Operation Praying Mantis Operation Praying Mantis was an attack on 18 April 1988, by the United States Armed Forces within Iranian territorial waters in retaliation for the Iranian naval mining of the Persian Gulf during the Iran–Iraq War and the subsequent dam ...

. The captured colors of ''Iran Ajr'' are in the

U.S. Navy Museum The National Museum of the United States Navy, or U.S. Navy Museum for short, is the flagship museum of the United States Navy and is located in the former Breech Mechanism Shop of the old Naval Gun Factory on the grounds of the Washington Navy ...

References

External links

The attack on the Iran AjrPhotos of the captured Iran Ajr and its detainees aboard U.S. Navy warships
{{coord missing, Indian Ocean Amphibious warfare vessels of Japan Minelayers of Japan Amphibious warfare vessels of the Islamic Republic of Iran Navy Ships built in Japan 1978 ships Iran–Japan relations Minelayers of the Islamic Republic of Iran Navy Operations involving special forces United States Navy in the 20th century Iran–United States relations Shipwrecks in the Persian Gulf Maritime incidents in 1987 Vessels captured by the United States Navy Iran–Iraq War naval ships of Iran Scuttled vessels

Iran–Iraq War

References

Further reading

External links