The United States and Europe: From Neutrality to War, 1921 ...

Lesson Plan #1: The Growth of U.S.-Japanese Hostility, 1915-1932 . I. Introduction. The Japanese attack on Pearl Harbor had its origins in a growing antagonism between the United States and Japan that first developed during World War I. Japan claimed a special “sphere of influence” in China, in which it would have economic, and even to some extent political dominance. ................
................