HMS Cossack was a Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

 C-class destroyer

C class destroyer (1943)

The C class was a class of 32 destroyers of the Royal Navy that were launched from 1943 to 1945. The class was built in four flotillas of 8 vessels, the Ca, Ch, Co and Cr classes, ordered as the 11th, 12th, 13th and 14th Emergency Flotillas respectively...

 launched on 10 May 1944.
She saw action at the Battle of Pusan Perimeter

Battle of Pusan Perimeter

The Battle of Pusan Perimeter was a large-scale battle between United Nations and North Korean forces lasting from August 4 – September 18, 1950. It was one of the first major engagements of the Korean War...

 during the Korean War

Korean War

The Korean War was a conventional war between South Korea, supported by the United Nations, and North Korea, supported by the People's Republic of China , with military material aid from the Soviet Union...

. On 18 May 1951, Cossack intercepted off Hainan

Hainan

Hainan is the smallest province of the People's Republic of China . Although the province comprises some two hundred islands scattered among three archipelagos off the southern coast, of its land mass is Hainan Island , from which the province takes its name...

, China. The ship was carrying a cargo of rubber

Rubber

Natural rubber, also called India rubber or caoutchouc, is an elastomer that was originally derived from latex, a milky colloid produced by some plants. The plants would be ‘tapped’, that is, an incision made into the bark of the tree and the sticky, milk colored latex sap collected and refined...

 bound for a Chinese port in contravention of a United Nations

United Nations

The United Nations is an international organization whose stated aims are facilitating cooperation in international law, international security, economic development, social progress, human rights, and achievement of world peace...

embargo. Nancy Moller was escorted back to Singapore.

The ship was scrapped in 1961.