Why did Japan join the Second World War?

In World War I, Japan entered on the side of the Allied Powers and picked off Germany's colonial empire in the Pacific Ocean. This was probably the high-water mark of Japan's acceptance by the Western powers prior to 1945. And to this point, Japan had really acted exactly as the various European colonial powers had.Jul 7, 2014 read more

For Japan, World War II grew from a conflict historians call the Second Sino-Japanese War. The Second Sino-Japanese War began in earnest in 1937 with a battle called the Marco Polo Bridge Incident. However, before this, there had been years of border clashes between the Japanese and the Chinese, having started with the 1931 Japanese invasion of Manchuria. read more

Japan was angry because after World War one they received little for aiding the allied countries. They decided that they could claim the land they needed if they helped the axis. It was a chance to expand. Japan is after all, a very small country with one of the largest populations. Being small, it really needed recources and land. read more

Japan didn't enter WW2, Japan partially created WW2. Japan joined military alliance with Germany and Italy before the war. They attacked US deliberately to expand the war. read more