Events of WW2 By facebooker_100002300015869 Mar 15, 1939 Austria annexed by Germany Apr 18, 1939 Sovitet Unioin (Russian) proposes a triple alliance with Britain and France Sep 1, 1939 Hitler Invades Poland Sep 1, 1939 WW2 Started Period: Sep 1, 1939 to May 8, 1945 WW2 Sep 3, 1939 Britain and France declare war on Nazi Germany May 10, 1940 Hitler launches his Western Offensive and invades France May 23, 1940 German Army pierce the French defences at Sedan May 23, 1940 Hitler orders the German forces in France and Belgium to halt their advance May 25, 1940 Adolf Hitler orders the German forces in resume their advance into France and Belgium May 28, 1940 Belgium surrender to the German Army Aug 3, 1940 The Italian Army advances into British Somaliland Sep 13, 1940 Italian Army make a rapid advance into Egypt Oct 26, 1940 Italian Army invades Greece Mar 1, 1941 Bulgaria signs the Tripartite Pact and joins forces with Germany, Italy and Japan Apr 6, 1941 Italian Army in Ethiopia surrenders to Allied forces Dec 7, 1941 Japanese forces attack the US Fleet at Pearl Harbor Feb 22, 1942 Japanese Air Force bomb Darwin in Australia Sep 23, 1943 Italy's new prime minister, Pietro Badoglio, signs armistice with the Allies Oct 13, 1943 Italy's prime minister, Pietro Badoglio, declares war on Germany Apr 29, 1945 German forces in Italy surrender to the Allies Apr 30, 1945 Adolf Hitler and Eva Braun (Hitler Wife)commit suicide May 4, 1945 All military forces in Germany surrender to the Allies Aug 6, 1945 United States Army Air Force drops atom bomb on Hiroshima Aug 9, 1945 United States Army Air Force drops atom bomb on Nagasaki