The Great War and the Revolution
World War I in eastern Europe and the Russian Revolution (1 February 1918)
Historical Map of Russia & the former Soviet Union
The Bolsheviks consolidated their hold over the former Russian Empire and declared the creation of the Russian Socialist Federative Soviet Republic. Their main internal enemy was now the "White Movement", disparate Cossacks and soldiers allied with the Entente.
Finland declares independence from Russia
The Russian Soviet Republic, under the Bolsheviks, signs an armistice at Brest-Litovsk with Austria-Hungary, Bulgaria, Germany, and the Ottoman Empire, ending operations on the Eastern Front. The armistice takes effect two days later, on 17 December.
Creation of the Volunteer Army officially announced in opposition to the Bolsheviks
Finnish Civil War breaks out
Russian Soviet Federative Socialist Republic
The Third All-Russian Congress of Soviets of Workers', Soldiers' and Peasants' Deputies in Petrograd, Russia, dissolves the Constituent Assembly and agrees to establish the Russian Soviet Federative Socialist Republic on the basis of a free union of the peoples of Russia.