WWII By 34Peppermints Sep 1, 1939 Poland Invaded Hitler and the Germans invade Poland Period: Sep 1, 1939 to Aug 6, 1945 War time this is when the war kicked off and when it ended Sep 3, 1939 Declaration of war War was declared on Germany by Great Britain and France. Jul 19, 1941 Down with Pearl Harbor! Pearl Harbor, Hawaii, was attacked by Japan. Jun 6, 1944 D-Day
