The Malayan Campaign was a military conflict during World War II, occurring from December 1941 to February 1942. It involved the forces of the British Empire, primarily the British Indian Army, defending the Malay Peninsula against the advancing Imperial Japanese Army. The campaign aimed to protect British colonial interests in the region and prevent Japanese expansion. Despite initial resistance, the campaign faced significant challenges, including poor coordination and supply issues. The Japanese forces employed effective tactics, leading to the fall of Singapore on February 15, 1942, which marked a major defeat for the Allies and a significant victory for Japan in Southeast Asia.