One hundred years ago, Lenin’s Bolshevik uprising overturned centuries of feudalism in Russia. But what does it mean for the world today?

In 1918, the Bolshevik regime launched a state-sanctioned campaign of mass killings and detentions to silence political enemies—laying the foundation for decades of violence in the U.S.S.R.

The Russian Revolution promised—and for a time delivered—freedom to the peoples of the Tsarist Empire. That freedom ended with the creation of the USSR.