October Revolution

• Provisional Committee of the State Duma (Provisional Government)
• Petrograd Soviet of Workers' and Soldiers' Deputies
• Aleksandr Kerenskii
• April Theses
• Brusilov Offensive
• Military-Revolutionary Committee
• Second All-Russian Congress of Soviets
• October Revolution

New structures

• All-Russian Congress of Soviets
• Central Executive Committee (TsIK)
• Council of People's Commissars (Sovnarkom)
• Russian Social Democratic Workers' Party (bolsheviks) (RSDWP(b))
• Central Committee
• Secretariat, Orgburo, Politburo

1917 into Civil War:

• Constituent Assembly
• the Cheka (All-Russian Extraordinary Commission for Struggle against Counter-Revolution, Sabotage, and Speculation
• Feliks Dzerzhinskii
• Treaty of Brest-Litovsk