World War II Timeline Mini-Project By RustyGooch Sep 1, 1939 Hitler leader of Germany, invades Poland. Sep 3, 1939 Britain and France declare war on Germany. Period: Apr 1, 1940 to May 1, 1940 Hitler invades Denmark and Norway. May 26, 1940 A German invasion around the French coastal town of Dunkirk separates the British and French armies. Jun 11, 1940 Italy entered the war on the side of Axis power. Jun 22, 1940 France signs armistice with Germany. Jul 10, 1940 Battle of britain. Jun 22, 1941 Hitler attacks Russia- operation Barbarossa. Dec 7, 1941 battle of Pearl Harbor Dec 8, 1941 Britain and the US declared war on Japan. Jun 4, 1942 Battle of Midway. Aug 4, 1942 Allies invade N. Africa. Nov 4, 1942 Battle of Stalingrad/ Allies push into N. Africa Apr 12, 1943 Axis surrender in N. Africa. Aug 6, 1943 Allies take sicily. Sep 3, 1943 Italy surrenders. Jun 6, 1944 Battle of Normandy also called d-day. Mar 7, 1945 Allies cross the Rhine. Apr 9, 1945 Russians reach Berlin. Apr 28, 1945 Mussolini captured and executed. Apr 30, 1945 Hitler commits suicide. Jul 8, 1945 Russia declared war on Japan. Aug 5, 1945 Atomic bomb dropped on Hiroshima. Aug 6, 1945 Atomic bomb dropped on Hiroshima. Aug 14, 1945 Japanese surrender.