<prompt> Construct a timeline of the main events in World War II.  <response>: Here is a timeline of some of the main events in World War II:- September 1, 1939: Germany invades Poland, marking the beginning of World War II.- September 3, 1939: Britain and France declare war on Germany in response to its invasion of Poland.- May 10, 1940: Germany invades Belgium, the Netherlands, and Luxembourg.- June 4, 1940: Evacuation of Allied troops from Dunkirk, France is completed.- June 22, 1940: France signs an armistice with Germany, marking the defeat of France.- September 27, 1940: Germany, Italy, and Japan sign the Tripartite Pact, forming the Axis powers.- June 22, 1941: Germany launches Operation Barbarossa, the invasion of the Soviet Union.- December 7, 1941: Japan attacks the US naval base at Pearl Harbor, bringing the United States into the war.- June 6, 1944: D-Day: Allied forces land in Normandy, France, beginning the liberation of Western Europe from Nazi control.- July 20, 1944: An unsuccessful attempt is made to assassinate Adolf Hitler by German military officers.- January 27, 1945: Soviet troops liberate the Auschwitz concentration camp in Poland.- April 12, 1945: President Franklin D. Roosevelt dies; Harry S. Truman becomes President of the United States.- April 30, 1945: Adolf Hitler commits suicide in his bunker in Berlin as Allied troops close in on the city.- May 7, 1945: Germany officially surrenders, marking the end of the war in Europe V-E Day.- August 6 and 9, 1945: The United States drops atomic bombs on the Japanese cities of Hiroshima and Nagasaki, respectively.- August 14, 1945: Japan officially surrenders, marking the end of World War II V-J Day. 