Ww2 -

: Critical moments included the Battle of Britain (1940), the Japanese attack on Pearl Harbor (1941) which brought the U.S. into the war, and the D-Day landings in Normandy (1944).

: The war began on September 1, 1939, with Germany's invasion of Poland, leading Britain and France to declare war. : Critical moments included the Battle of Britain

World War II (1939–1945) was the most destructive global conflict in history, fundamentally reshaping the political, social, and economic landscape of the modern world. It involved the (Germany, Italy, Japan) against the Allies (France, Great Britain, the United States, the Soviet Union, and China) and resulted in an estimated 60 to 70 million deaths. Key Phases & Events with Germany's invasion of Poland