World War II
Clockwise from top left: German Stuka dive bombers on the Eastern Front, 1943 British Matilda II tanks during the North African campaign, 1941 Soviet troops at the Battle of Stalingrad, 1942–1943 U.S. warships in Lingayen Gulf in the Philippines, 1945 Soviet soldier raising a flag over the Reichstag after the Battle of Berlin, 1945 U.S. atomic bombing of Nagasaki in Japan, 1945
Date 1 September 1939 – 2 September 1945 [a] (6 years, 1 day) Location Major theaters: Europe Pacific Atlantic Indian Ocean South-East Asia China Japan Middle East Mediterranean North Africa Horn of Africa Central Africa Australia Caribbean North and South America Result Allied victory
Participants
Allies	Axis
Commanders and leaders
Main Allied leaders: Joseph Stalin Franklin D. Roosevelt Winston Churchill Chiang Kai-shek	Main Axis leaders: Adolf Hitler Hirohito Benito Mussolini
Casualties and losses
Military dead: Over 16,000,000 Civilian dead: Over 45,000,000 Total dead: Over 61,000,000 (1937–1945) ...further details	Military dead: Over 8,000,000 Civilian dead: Over 4,000,000 Total dead: Over 12,000,000 (1937–1945) ...further details

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