World War 2 timeline by Timberlyn White By timberlynn Sep 1, 1939 WW2 started Sep 5, 1939 United states procalims its neutrality Mar 16, 1940 scapa flow Germans bomb Scapa Flow naval base near scotland Apr 9, 1940 Germany invades Denmark and Norway May 15, 1940 Nazis invade France, Belgium, Luxembourg and the Netherlands Jun 3, 1940 British Expeditionary Forced evacuated From Dunkirk Jul 1, 1940 German U-boats attack merchant ships in the Atlantic Aug 23, 1940 First German air raids on London Aug 25, 1940 First Birtish air raid on Berlin Sep 7, 1940 German Blitz againt britian begins - London is a onslaught of German air raids on other major cities including Southhampton Aug 6, 1945 The United States drops atomic bomb on Hiroshima Aug 15, 1945 Emperor surremder broadcast - VJ Day Sep 2, 1945 WW2 ends