The 1917 Russian Revolution changed the course of the 20th century. At its head stood Vladimir Lenin, a man who used terror and mass murder to realize his Marxist vision of a utopian society. How did he and a small band of communists overthrow an empire and create the first totalitarian state? Paul Kengor explains.

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The Hall of Evil: Vladimir Lenin

During WWII, the Nazi regime, headed by Adolf Hitler, set out to exterminate every living Jew. They murdered 6 million. Why did they do it? How did they do it? And why do so many young people know so little about it?

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What Was the Holocaust? - 2025