The Major Battles Of World War II By history007 Jan 1, 1938 German Anschluss with Austria Hitler went ahead with his plans to unify all German-speaking people Sep 30, 1938 Treaty of Munich Hitler, Chamberlain, Daladier of France and Mussolini of Italy met in Munich and agreed that Hitler should have the Sudetanland of Czechoslovakia Sep 1, 1939 Start Of World War 2 Hitler invated Poland. Period: Sep 1, 1939 to Aug 15, 1945 start to finish of WWll May 10, 1940 Blitzkrieg Hitler launched his blitzkrieg aka lightning war against Holland and Belgium. Rotterdam was bombed almost to extinction. Both countries were occupied. May 13, 1940 Chamberlain resigns Neville Chamberlain resigned after pressure from Labour members for a more active prosecution of the war and Winston Churchill became the new head of the wartime coalition government. May 25, 1940 WWII : Dunkirk A major part of the German Invation of France. May 26, 1940 Dunkirk (Operation Dynamo) The British commander-in-chief, General Gort, had been forced to retreat to the coast at Dunkirk. The troops waited, under merciless fire, to be taken off the beaches. Jun 11, 1940 Italy enter war on side of Axis powers Italy entered the war on the side of the Axis powers Dec 7, 1941 Pearl Harbor The Japanese, who were already waging war against the Chinese, attacked the US pacific fleet at Pearl Harbour, Hawaii, as a preliminary to taking British, French and Dutch colonies in South East Asia. Dec 8, 1941 Britain and US declare war on Japan Britain and the United States declared war on Japan Feb 5, 1942 Japanese take Singapore The Japanese captured Singapore from the British, taking some 60,000 prisoners Jul 21, 1942 Kakoda Japanese troops landed on the northern coast of then New Guinea and unexpectedly began to march over the Owen Stanley Ranges with the intent of capturing Port Moresby. Jun 6, 1944 D-Day The allies launched an attack on Germany's forces in Normandy, Western France. May 2, 1945 German forces surrender German forces in Italy surrendered to the Allies Aug 6, 1945 Atomic bomb dropped on Hiroshima The Japanese generals refused to surrender. The US dropped an atomic bomb on the Japanese city of Hiroshima Aug 14, 1945 Japanese surrender The Japanese unconditionally surrendered to the allies ending the second world war.