How Did Japan Join World War II?

During the First World War, America decided to remain neutral and the American people favored the idea of avoiding entering a world war. When the Second World War broke out, the American government wanted to remain neutral and avoid bloodshed, however, the American people were more anxious to help our allies in Europe and fight against Germany and Japan.
During this time, Japan wanted to expand its colonial empire. Throughout history, the United States have successfully established colonies in the Pacific, and the Japanese leaders felt threatened by this expansion. Due to the industrialization and population growth of Japan, Japanese leaders needed to expand their territories to gain new resources. As a solution, Japan started to expand their horizons in the 1800s, in which Japan gained China, Korea, and islands in the Pacific. This began an imperialistic competition with the United States.
Japan took hold of the opportunity during the Second World War to expand in Asia. They had conquered China, but was interested in overcoming Chiang Kai-shek, since it was rich in oil, tin, and rubber. America had a hold on Japan, because Japan relied on the United States for scrap metal and petroleum. Using this influence, Roosevelt responded by setting up a “…licensing and quota system for exporting these crucial materials to Japan and banned the sale of

This alarmed the United States because of the possibility of a two-ocean war. On July 25, 1941, Roosevelt stopped all Japanese assets in the United States, which resulted in halting all crucial oil shipments. The United States demanded Japan to withdraw from China. Japan responded with violence. The attack on Pearl Harbor, was the main variable in the United States entering the Second World War. On December 7, 1941, Japanese warplanes attacked the U.S. fleet at Pearl Harbor, Hawaii. This attack marked the America’s entrance into World War