ww2 timeline By Mollyyy! Period: 1939 to 1945 Battle of the Atlantic https://www.thecanadianencyclopedia.ca/en/article/battle-of-the-atlantic Aug 23, 1939 Germany and the Soviet Union (USSR) sign the Nazi-Soviet pact https://encyclopedia.ushmm.org/ Sep 17, 1939 USSR attacks Poland from the east Poland soon falls and is divided between the Germans and russians Period: Nov 30, 1939 to Mar 13, 1940 Winter war between USSR and Finland War ends when Finland cedes border lands to the USSR https://www.iwm.org.uk/history/a-short-history-of-the-winter-war Dec 3, 1939 great Britain and France declare war on germany 1940 slovkia Hungary Romania join the axis powers Period: Apr 9, 1940 to Jun 9, 1940 Germany invades and captures Denmark and norway https://www.annefrank.org/ Period: May 10, 1940 to Jun 22, 1940 Germany attacks Western Europe. Luxembeourg Netherlands Belgium and Northern France fall https://www.english-heritage.org.uk/ Jun 10, 1940 Italy joins the war and on June 27 invades southern France Period: Jun 14, 1940 to Aug 6, 1940 USSR gains controle over the Baltic states (Estonia Latvia Lithuania) https://www.britannica.com/ Period: Jul 10, 1940 to Oct 31, 1940 Battle of Britain https://www.britannica.com/browse/Wars-Battles-Conflicts Sep 1, 1940 Germany attacks poland https://encyclopedia.ushmm.org/ Sep 13, 1940 Italy invades British controlled egypt Sep 27, 1940 germany, Italy and Japan sign the tripartite pact https://www.britannica.com/ Oct 28, 1940 Italy invades greece 1941 German Africa Korps are sent to North Africa to reinforce the Itaians https://www.nam.ac.uk/ Mar 1, 1941 Bulgaria joins the axis powers https://www.britannica.com/place/Bulgaria/World-War-II Jun 22, 1941 Germany joined by axis allies and Finland attacks the USSR https://encyclopedia.ushmm.org/ Dec 7, 1941 the Japanese launch a surprise attack on the U.S. naval base in pearl harbour and hawaii Dec 8, 1941 the Japanese gain controle over the Philippines french Indochina and singapore Dec 8, 1941 the U.S declares war on Japan germany and Italy soon declare war on the U.S Apr 12, 1942 the Bataan death march begins as the imperial Japanese army forces Filipino and American prisoners of war to march 60 tortured filled miles May 4, 1942 the battle of coral sea Period: Jun 3, 1942 to Jun 7, 1942 the battle of midway https://www.nationalww2museum.org/ Period: Jul 1, 1942 to Jul 17, 1942 1st Battle Of El Alamein https://www.britannica.com/event/battles-of-El-Alamein Aug 9, 1942 the battle of guadalcanal Period: Aug 23, 1942 to Feb 2, 1942 Battle of Stalingrad https://www.britannica.com/ Period: Oct 23, 1942 to Nov 5, 1942 2nd Battle of El Alamein https://www.bbc.co.uk/history/worldwars/wwtwo/ff5_second_alamein.shtml Sep 3, 1943 italy surrenders unconditionally Aug 25, 1944 Paris is liberated Period: Dec 16, 1944 to Jan 25, 1945 Battle of the Bulge https://www.britannica.com/event/Battle-of-the-Bulge Period: Feb 4, 1945 to Feb 11, 1945 Yalta conference https://history.state.gov/milestones/1937-1945/yalta-conf Period: Feb 19, 1945 to Mar 26, 1945 Battle of Iwo Jima https://www.britannica.com/topic/Battle-of-Iwo-Jima Period: Apr 1, 1945 to Jun 2, 1945 Battle of Okinawa https://www.britannica.com/topic/Battle-of-Okinawa Apr 28, 1945 Mussolini is executed Apr 30, 1945 Hitler commits suicide May 8, 1945 V-E day May 15, 1945 V-J day Jun 6, 1945 operation overload d day Period: Jul 17, 1945 to Aug 2, 1945 Potsdam conference https://history.state.gov/ Aug 6, 1945 U.S drops an atomic bomb on hiroshima Aug 9, 1945 U.S drops an atomic bomb on nagasaki Apr 12, 1948 FDR dies, Harry Truman becomes president https://constitutioncenter.org/blog/looking-back-at-the-day-fdr-died