The Scale of World War II

Compared with major armed conflicts of the 19th, 20th & 21st centuries

World War II highlighted in teal
70 Million
WWII deaths — more than any conflict in history
100 Million
Peak troops mobilized across all WWII belligerents
60 Million
People displaced — the largest humanitarian crisis ever
6 Years
Duration — reshaping every continent on Earth

Sources: Encyclopedia Britannica, Oxford University Press, UNHCR, and peer-reviewed military history scholarship. All figures are approximations.

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