Bad leadership, warfare and conditions on the battlefield caused four to six million deaths.
The evil influence of Grigori Romanov upon government affairs through the tsarina, caused his death.
Unhappy working class protests againt harsh conditions and food shortages.
Duma creates provisional government and kicks the autocracy out the door, ending a 300-year-old Romanov dynasty.
Bolsheviks seize power and gain supporters. Uses support to overthrow the Duma.
Civil war in Russia. Two different sides, Red (Communist) and White (anti-communist).
In an effort to make peace with Germany, Lenin gives up Russian territory.
Communists are in total control of Russia through a centralized state dominated by a single party.