HMS Cossack was a Royal Navy destroyer launched on 10 May 1944. Operational Service Cossack became leader of the 8th Destroyer Squadron in 1945, remaining leader of the Flotilla until 1956. Between 1950 and 1952 she was commanded by Varyl Begg. She saw action at the Battle of Pusan Perimeter during the Korean War. On 18 May 1951, Cossack intercepted the cargo ship off Hainan, China. The ship was carrying a cargo of rubber bound for a Chinese port in contravention of a United Nations embargo. Nancy Moller was escorted back to Singapore. Cossack supported Operation Grapple, the series of British nuclear weapons tests in 1957. On 8 December 1959 she arrived back at Devonport Dockyard after 15 years service in the Far East. The ship was scrapped in 1961. References Publications Korean War destroyers of the United Kingdom C-class destroyers (1943) of the Royal Navy 1944 ships Ships built on the River Tyne Ships built by Vickers Armstrong