The Asian war began in 1937 after Japan attacked China. This time Japan sided with the Axis rather than the Allies. It wanted to control china fully. Axis seized the France on 17 May 1940. Now it was in fierce battle with the Britain. After US cut off its oil and raw iron in 1941, Japan attacked US naval power at Pearl Harbor on 7 December 1941 under the leadership of the Navy Admirals Yamastisi. On its victorious path it was nonstop, japan extended its territory in eastern Asia and seized all Southeast Asia, richest in oil, food and metals.