World War 2 By number4isaca Mar 15, 1939 Annexation of Czechoslovakia Sep 1, 1939 Invasion of Poland Sep 3, 1939 War is Declared on Germany by France and Britain Oct 8, 1939 Polish Jews forced to Ghettos Jun 10, 1940 Italy enters the war by invading France Period: Jul 10, 1940 to Oct 31, 1940 Battle of Britain These dates show the Battle of Britain lasted from Summer to Winter in 1940. Sep 13, 1940 Italy invades Egypt Sep 27, 1940 Italy, Germany and Japan sign the Tripartite Pact Dec 7, 1941 Japan bombs Pearl Harbour Dec 8, 1941 The United States declares war on Germany Period: Dec 11, 1941 to Dec 13, 1941 The Axis Powers declare war on the United States Nov 8, 1942 British and US armies land at several points to reatake Algeria and Morocco May 13, 1943 Axis surreneders in North Africa Aug 25, 1943 Most of Western Europe is liberated at this point Nov 6, 1943 Soviet troops free Kiev Jun 6, 1944 D-Day begins Apr 30, 1945 Hitler commits suicide Aug 9, 1945 United States drops an A-bomb on Nagasaki Sep 2, 1945 Japan surrenders ending World War 2