Events leading up to the bombing of Pearl Harbor

Before entering World War II, Japan had many other problems to deal with. It had begun to rely more and more for raw materials (especially oil) from outside sources because their land was so lacking in these. Despite these difficulties, Japan began to build a successful empire with a solid industrial foundation and a good army and navy. The military became highly involved in the government, and this began to get them into trouble. In the early 1930's, the Japanese Army had many small, isolated battles with the Chinese in Manchuria. The Japanese Army prevailed in the series of battles, and…