The Sino-Japanese War, a pivotal conflict often overshadowed by World War II, unfolded as Japan invaded Manchuria in 1931 and then launched a full-scale assault on mainland China in 1937.
War That Changed the World
Japan's invasion of Manchuria in 1931 marked the beginning of its military expansion, which escalated into a full-scale invasion of mainland China by 1937. The conflict continued until Japan's surrender at the end of World War II in 1945.
