WWII Timeline By aborrego98 Sep 18, 1931 Japan Invades Manchuria Aug 2, 1934 Hitler Becomes Chancellor of Germany Oct 25, 1936 German/Itallian Cooperation Agreement Aug 23, 1939 Soviet/German Nonagression Pact SIgned Sep 1, 1939 German Invasion of Poland Marked the official begining of the war. Sep 3, 1939 Great Britain and France Declare War on Germany Jun 22, 1940 France Surrenders to Germany Sep 27, 1940 Japan, Germany, and Italy Sign the Tripartite Pact Jun 22, 1941 Germany Breaks the Nonagression Pact with the USSR Sep 8, 1941 Seige of Leningrad Dec 7, 1941 Japan Bombs Pearl Harbor Dec 8, 1941 America Joins the War Jun 3, 1942 Battle at Midway Island Aug 23, 1942 Battle at Stalingrad Nov 8, 1942 Allies Move Into Northern Africa May 13, 1943 Allies Gain Control of Tunisia Jul 10, 1943 Allies Move Into Sicily Jun 4, 1944 Rome is Liberated Jun 6, 1944 D-Day Aug 20, 1944 Allies Arive in Paris Apr 30, 1945 Hitler Commits Suicide May 8, 1945 Germans Unconditionally Surrender Sep 2, 1945 Japan Surrendered The official end of the war.