Japan's invasions before and during World War II, the outcomes of the conflict, and post-war repercussions.
Before World War II started in 1939, Japan had already invaded China among other areas. By 1940, Japan had emerged as a leading industrial nation and their military had defeated Russia and China, expanding their territory in East Asia.
Following the attack on Pearl Harbor, the United States and the Soviet Union fought against the Japanese empire, which led to Japan's surrender in 1945, where they had to give up claims on various territories.
Japan's military believed they could invade the western coast of North America, but after the outcome of World War II, Japan was left decimated with its infrastructure and economy destroyed.
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