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War

World War II

75.0M

estimated deaths

Period

1939–1945

Origin

Europe / Pacific

Death range

70.0M–85.0M

Regions

7 areas

Overview

World War II (1939–1945) was the deadliest conflict in human history, killing an estimated 70–85 million people — about 3% of the world's population. It involved virtually every nation and was characterized by mass civilian casualties, the Holocaust (6M Jewish victims), strategic bombing of cities, and culminated with the first use of nuclear weapons. The Soviet Union suffered the most with ~27 million deaths.

Historical Timeline

1939
Invasion of Poland
1941
Operation Barbarossa
1942
Holocaust intensifies; Pacific war
1943
Stalingrad, Allied turning point
1944
D-Day; firebombing campaigns
1945
VE Day / VJ Day — war ends

Affected Regions

Germany / Central Europe
Soviet Union (27M deaths)
China (15M+ deaths)
Japan (Pacific Theater)
UK
France / Western Europe
North Africa

Compare World War II with other events

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Data sourced from WHO, CDC, and peer-reviewed academic sources. Death toll estimates may vary across sources.

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Data: WHO · CDC · UNAIDS · IAEA · Britannica

World War II — 75M Deaths (1939–1945) | PlaguAtlas