Answer:
World War II began in Europe on September 1, 1939, when Germany invaded Poland. Great Britain and France responded by declaring war on Germany on September 3. The war between the U.S.S.R. and Germany began on June 22, 1941, with Operation Barbarossa, the German invasion of the Soviet Union.
Step-by-step explanation:
Major Events: Holocaust Normandy Invasion
Date: September 3, 1939 - September 2, 1945
Participants: Axis powers Belgium Free French
Key People: Winston Churchill Adolf Hitler