The sinking of Prince of Wales and Repulse was a naval engagement in World War II, as part of the war in the Pacific, that took place on 10 December 1941 in the South China Sea off the east coast of the British colonies of Malaya and the Straits Settlements, 70 miles east of Kuantan, Pahang. The Royal Navy battleship HMS Prince of Wales and battlecruiser HMS Repulse were sunk by land-based bombers and torpedo bombers of the Imperial Japanese Navy. In Japan, the engagement was referred to as the Naval Battle of Malaya .

The Pacific War, sometimes called the Asia–Pacific War or the Pacific Theater, was the theater of World War II that was fought in eastern Asia, the Pacific Ocean, the Indian Ocean, and Oceania. It was geographically the largest theater of the war, including the vast Pacific Ocean theater, the South West Pacific theater, the Second Sino-Japanese War, and the Soviet–Japanese War.