World War II By aguazzerotti Sep 1, 1931 Japan Seizes Manchuria Feb 1, 1933 Japan withdrawls from League of Nations Oct 1, 1933 Hitler pulls Germany out of league of nations Jan 1, 1934 Hitler secretly builds up army and weapons Jan 1, 1936 Hitler orders troops to enter Rhineland Mar 1, 1936 Hitler makes an allience with italy Jul 1, 1937 Japan continues to expand into China Mar 1, 1938 Hitler marches into Austria Mar 1, 1939 Hitler invadees Sudetenland, Czechoslovakia Sep 1, 1939 Germany invades Poland Sep 3, 1939 Great Britain and France delcare war on Germany Period: Jul 10, 1940 to Oct 31, 1940 Battle of Britain Germany defeated in air battle. Dec 7, 1941 Attack on Pearl Harbor Dec 8, 1941 U.S. declares war on Japan Period: Jan 1, 1942 to Jan 1, 1945 U.S. forces move across Pacific towards Japaneese homeland Period: Jun 4, 1942 to Jun 7, 1942 Battle of Midway May 8, 1945 German military commanders surrendered They surrendered unconditionally, and it ended WWII in Europe Aug 6, 1945 Bombing of Hiroshima Aug 6, 1945 Bombing of Nagasaki