USS ''Proton'' (AG-147/AKS-28) -- also known as USS ''LST-1078'' – was an launched by the

U.S. Navy The United States Navy (USN) is the maritime service branch of the United States Department of Defense. It is the world's most powerful navy with the largest displacement, at 4.5 million tons in 2021. It has the world's largest aircraft ...

during the final months of

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

. ''Proton'' served as a troop ship, a cargo ship and as an electronic parts supply ship for the U.S. Pacific Fleet and was decommissioned following the

Korean War The Korean War (25 June 1950 – 27 July 1953) was an armed conflict on the Korean Peninsula fought between North Korea (Democratic People's Republic of Korea; DPRK) and South Korea (Republic of Korea; ROK) and their allies. North Korea was s ...

Constructed at Hingham, Massachusetts

''LST–1078'' was laid down 27 March 1945 by Bethlehem Shipbuilding Co.,

Hingham, Massachusetts Hingham ( ) is a town in northern Plymouth County, Massachusetts, Plymouth County in the U.S. state of Massachusetts. Part of the Greater Boston region, it is located on the South Shore (Massachusetts), South Shore of Massachusetts. At the 2020 ...

; launched 25 April 1945; and commissioned 15 May 1945.

World War II-related service

Following

shakedown Shakedown or Shake Down may refer to: * Shakedown (continuum mechanics), a type of plastic deformation * Shakedown (testing) or a shakedown cruise, a period of testing undergone by a ship, airplane or other craft before being declared operational ...

Chesapeake Bay The Chesapeake Bay ( ) is the largest estuary in the United States. The bay is located in the Mid-Atlantic (United States), Mid-Atlantic region and is primarily separated from the Atlantic Ocean by the Delmarva Peninsula, including parts of the Ea ...

, ''LST–1078'' departed

New York, New York New York, often called New York City (NYC), is the List of United States cities by population, most populous city in the United States, located at the southern tip of New York State on New York Harbor, one of the world's largest natural harb ...

, 22 June 1945, and proceeded via the

Panama Canal The Panama Canal () is an artificial waterway in Panama that connects the Caribbean Sea with the Pacific Ocean. It cuts across the narrowest point of the Isthmus of Panama, and is a Channel (geography), conduit for maritime trade between th ...

Pearl Harbor Pearl Harbor is an American lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. It was often visited by the naval fleet of the United States, before it was acquired from the Hawaiian Kingdom by the U.S. with the signing of the Reci ...

, arriving 21 July. Departing

Hawaii Hawaii ( ; ) is an island U.S. state, state of the United States, in the Pacific Ocean about southwest of the U.S. mainland. One of the two Non-contiguous United States, non-contiguous U.S. states (along with Alaska), it is the only sta ...

an waters 31 August, she debarked Army occupation troops at

Wakayama, Japan is a prefecture of Japan located in the Kansai region of Honshu. Wakayama Prefecture has a population of 876,030 () and a geographic area of . Wakayama Prefecture borders Osaka Prefecture to the north, and Mie Prefecture and Nara Prefecture to t ...

, 29 September. Proceeding to

Lingayen Gulf Lingayen Gulf is a large gulf on northwestern Luzon in the Philippines, stretching . It is framed by the provinces of Pangasinan and La Union and sits between the Zambales Mountains and the Cordillera Central (Luzon), Cordillera Central. The Agno ...

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, she embarked troops, and returned to Wakayama. Departing Japan 4 November, she sailed via

Guam Guam ( ; ) is an island that is an Territories of the United States, organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. Guam's capital is Hagåtña, Guam, Hagåtña, and the most ...

and

Tinian Tinian () is one of the three principal islands of the Commonwealth of the Northern Mariana Islands (CNMI). Together with uninhabited neighboring Aguiguan, it forms Tinian Municipality, one of the four constituent municipalities of the Northern ...

, arriving 6 December. Upon completion of shuttle duty and training in Hawaiian waters, she sailed 7 October 1946 for

San Francisco, California San Francisco, officially the City and County of San Francisco, is a commercial, Financial District, San Francisco, financial, and Culture of San Francisco, cultural center of Northern California. With a population of 827,526 residents as of ...

, arriving 18 October. After overhaul, she sailed via Pearl Harbor and

Shanghai Shanghai, Shanghainese: , Standard Chinese pronunciation: is a direct-administered municipality and the most populous urban area in China. The city is located on the Chinese shoreline on the southern estuary of the Yangtze River, with the ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

, to

Qingdao Qingdao, Mandarin: , (Qingdao Mandarin: t͡ɕʰiŋ˧˩ tɒ˥) is a prefecture-level city in the eastern Shandong Province of China. Located on China's Yellow Sea coast, Qingdao was long an important fortress. In 1897, the city was ceded to G ...

, China, where she served from January to October 1947. Departing on the 8th, she arrived

San Pedro, California San Pedro ( ; ) is a neighborhood located within the South Bay (Los Angeles County), South Bay and Los Angeles Harbor Region, Harbor region of the city of Los Angeles, California, United States. Formerly a separate city, it consolidated with Los ...

, 8 November. ''LST–1078'' decommissioned 29 April 1948 at

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, where she entered the

Pacific Reserve Fleet The United States Navy maintains a number of its ships as part of a reserve fleet, often called the "Mothball Fleet". While the details of the maintenance activity have changed several times, the basics are constant: keep the ships afloat and s ...

Korean War operations

''LST–1078'' became ''Proton'' (AG–147) in January 1949. Returned to active status in February 1951, ''Proton'' underwent conversion to ''AKS–28'' at

Mare Island Naval Shipyard The Mare Island Naval Shipyard (MINSY or MINS) was the first United States Navy base established on the Pacific Ocean and was in service 142 years from 1854 to 1996. It is located on Mare Island, northeast of San Francisco, in Vallejo, Califor ...

. During the

, she performed electronic supply and repair duties in Japan. Her support role required shuttling between

Sasebo is a core city located in Nagasaki Prefecture, Japan. It is the second-largest city in Nagasaki Prefecture, after its capital, Nagasaki. , the city had an estimated population of 230,873 in 102,670 households, and a population density of 540 per ...

and

Yokosuka is a city in Kanagawa Prefecture, Japan. , the city has a population of 373,797, and a population density of . The total area is . Yokosuka is the 11th-most populous city in the Greater Tokyo Area, and the 12th in the Kantō region. The city i ...

, Japan, from 1 June 1952 to 5 June 1954. Arriving

Subic Bay Subic Bay is a bay on the west coast of the island of Luzon in the Philippines, about northwest of Manila Bay. An extension of the South China Sea, its shores were formerly the site of a major United States Navy facility, U.S. Naval Base Subi ...

, Philippine Islands, 23 September, she carried out supply operations there and at Manila Bay. Returning to Sasebo 11 January 1955, she issued and repaired electronic equipment there and at Yokosuka. Following arrival at Subic Bay 13 December, she returned to Sasebo 9 February 1956. She arrived in Yokosuka 26 August, and then returned to Sasebo 26 November. She remained in Sasebo from 27 November 1956 to 30 April 1957, serving the

U.S. 7th Fleet The Seventh Fleet is a numbered fleet of the United States Navy. It is headquartered at U.S. Fleet Activities Yokosuka, in Yokosuka, Kanagawa Prefecture, Japan. It is part of the United States Pacific Fleet. At present, it is the largest of th ...

until sailing for home 20 November.

Post-war decommissioning

Arriving Naval Supply Center,

Oakland, California Oakland is a city in the East Bay region of the San Francisco Bay Area in the U.S. state of California. It is the county seat and most populous city in Alameda County, California, Alameda County, with a population of 440,646 in 2020. A major We ...

, 22 December, ''Proton'' was placed out of commission, in reserve, 22 April 1958. She was struck from the

Naval Vessel Register The ''Naval Vessel Register'' (NVR) 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 t ...

1 January 1959.

References

*
NavSource Online: Amphibious Photo Archive - LST-1078 - AG-147 / AKS-28 Proton
{{DEFAULTSORT:Proton Ships built in Hingham, Massachusetts LST-542-class tank landing ships World War II amphibious warfare vessels of the United States Cold War auxiliary ships of the United States Korean War auxiliary ships of the United States Transports of the United States Navy Repair ships of the United States Navy 1945 ships LST-542-class tank landing ships converted to stores ships