This year marks the 100th anniversary of the Russian Revolution, an event that helped shape the 20th century. In 1917, masses gathered in Nevsky Prospekt during what became known as the February Revolution in the Russian capital Petrograd (now known as St. Petersburg).
The royal family of Russia, the Romanovs, at Tsarskoye Selo, Russia circa 1916-1917. In March of 1917, Czar Nicholas II of the Russian royal family abdicated the throne. He, his wife and their children were executed following the Bolshevik takeover of Russia.
The aftermath of armed demonstrations, also know as July Days, against the Russian Provisional Government on Nevsky Avenue in Petrograd, Russia.
Vladimir Ilyich Lenin addresses a crowd in Moscow. As leader of the Bolsheviks, he presided over the October Revolution that ousted the provisional government and established the foundation of Communist rule under what became the Soviet Union.
A room in the Czar's Winter Palace after being ransacked by Bolshevik troops during the Russian Revolution.