Under the command of Rear Admiral "Spike" Blandy, the fleet included a flotilla of minesweepers, six Underwater Demolition Team APDs in the UDT command, six battleships, twelve LCIG gunboats, five cruisers, sixteen destroyers, and twelve aircraft carriers.

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The Underwater Demolition Team (UDT), or frogmen, were amphibious units created by the United States Navy during World War II with specialized missions. They were predecessors of the Navy's current SEAL teams .

Underwater Demolition Teams were the answer found during World War II to the problem which led to heavy Marine Corps losses in the invasion of Tarawa in the Pacific in 1943, and which faced the Allied Expeditionary Force before the invasion of Normandy in 1944.

In 1954, the teams were redesignated: UDTs 1, 3, and 5 became UDTs 11, 12 and 13; and UDTs 2 and 4 became UDTs 21 and 22. Shortly thereafter, UDT 13 was decommissioned, because of personnel shortage, and split between UDT 11 and UDT 12. UDT 22 was decommissioned in June 1956 for the same reason with the personnel being assigned to UDT 21.

On 3 April, transferred from the BARR to the U.S.S. WAYNE (APA), Team THIRTEEN was happy to be on its way back to Maui via Guam and Pearl Harbor as the Kamikaze attacks were becoming increasingly severe off Okinawa.

2019年11月22日 · The US Navy frogmen for Apollo 12 comprised a new team from Underwater Demolition Team-13 (UDT-13), with Ernest L. “Ernie” Jahncke serving as the decontamination officer. USS Hornet (CVS-12), the Prime Recovery Ship for Apollo 12.

The Korean War began on 25 June 1950, when the North Korean Army invaded South Korea. A 10 man UDT detachment is sent from the Pacific UDTs to Japan and dispatched to Korea. The war is primarily...

Special operations forces from SEAL (sea, air, land) Team One and Underwater Demolition Team (UDT)-11 were assigned to assist the POWs. One of them, Lieutenant Melvin Spence Dry, U.S. Navy, was killed on the classified mission—the last SEAL lost during the Vietnam War.