The document provides background information on the Russian Revolution. It describes that prior to the revolution, Russia was ruled by the Czars as an autocratic monarchy without democratic institutions. World War I was unpopular in Russia and led to unrest. In 1917, two revolutions occurred - the March Revolution overthrew the Czar and established a provisional government, while the October Revolution brought the Bolsheviks led by Lenin to power on promises of peace, land, and bread. Lenin established a communist government and totalitarian state under Stalin consolidated power and instituted centralized control over the economy and society.