WWII By bri06 Sep 3, 1939 Great Britain & France declare war on Germany Jun 9, 1940 Germany invaded Denmark & Norway Jun 10, 1940 Italy joins the war Jun 21, 1940 Germany conquers France Jul 10, 1940 Italy declares war on Great Britain & France Oct 31, 1940 Nazi Germany lose Battle of Britain Jun 22, 1941 Germany invades Russia - Operation Barbarossa Dec 7, 1941 Japan bombs Pearl Harbour Dec 8, 1941 US declares war on Japan Dec 13, 1941 Nazi's declare war on US Jan 20, 1942 Hitler had a meeting to exterminate all Jewish people Jun 6, 1942 Battle of Midway Feb 2, 1943 German defeat at Battle of Stalingrad Jun 6, 1944 D-Day Sep 4, 1944 Finland signs armistice with Soviet Union Dec 16, 1944 Battle of the Bulge Apr 30, 1945 Hitler commits suicide Jul 6, 1945 US drops atomic bomb on Hiroshima Jul 9, 1945 US drops atomic bomb on Nagasaki Sep 2, 1945 Japan formally surrenders, ending WWII