WWII By byedex001 Mar 14, 1939 Slovaks declare their independence Sep 1, 1939 germany and russia invade poland Sep 3, 1939 Great Britain and France declare war on Germany Apr 9, 1940 germany invades denmark and norway Jun 22, 1941 Nazi Germany invades Soviet Russia Dec 7, 1941 japan bombs pearl harbor Dec 8, 1941 america enters WWII Jul 5, 1943 The Germans launch a massive tank offensive Apr 16, 1945 russia surrounds berlin in one last push Apr 30, 1945 hitler commits suicide May 7, 1945 germany surrenders to allied powers May 7, 1945 germany surrenders to russia