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Germany invades Poland
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Before the U.S. Congress, President Franklin D. Roosevelt proposes a "lend-lease" program, which would deliver arms to Great Britain to be paid for following the war's end. Congress approves the bill.
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Japanese attacks on US navy at Pearl Harbor brings the USA into the war against japan and Germany.
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Under the leadership of General Dwight D. Eisenhower, U.S. troops land in Algiers, Oran, and Casablanca in North Africa.
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Prime Minister Winston Churchill and President Franklin D. Roosevelt meet in Casablanca in North Africa to plan attacks on all fronts, to invade Sicily and Italy, to send forces to the Pacific, and to better aid the Soviet Union.
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A formal surrender ceremony is conducted in Tokyo Bay on the U.S. battleship Missouri. World War II officially ends.