Japan 1931 - 1990 Humanities CD By RichardLee Jan 1, 1931 Japan takes over Manchuria Jan 1, 1937 Japan invades eastern China Dec 7, 1941 Japan bombs USA's military base at Pearl Harbor Jan 1, 1942 The Japanese ruled an empire that stretched from Aleutian Island to the Solomon Islands and from Wake Island to Burma Aug 6, 1945 Japanese were bombed in Hiroshima by the Americans Sep 1, 1951 Japan and America sign a peace treaty