Japanese submarine I-58 spotted British battleship HMS Prince of Wales and battlecruiser HMS Repulse off British Malaya, launched five torpedoes, but all of them missed; beginning at 1117 hours, Japanese aircraft began to attack. Overwhelmed, HMS Repulse was sunk at 1233 hours (513 killed), followed by HMS Prince of Wales at 1318 hours (327 killed); destroyers HMS Electra, HMS Express, and HMS Vampire rescued 1,862 survivors. On land, the British commanders dispatched the 1st Battalion of the 14th Punjab Regiment and the 2nd Battalion of the 1st Gurkha Rifles regiment to Changlun and Asun in northern British Malaya to counter the Japanese advance; contact was made at Changlun at 2100 hours, where two Japanese tanks were destroyed before the Punjabi troops fell back toward Asun.
