The infamous KGB of Cold War renown was the successor to a series of equally infamous and lethal state security agencies that date from the early days of the Russian Revolution: Cheka, OGPU, GUGB, NKVD, NKGB and MVD. Stalin’s Instruments of Terror examines the Soviet state’s treatment of the enemies of Bolshevism, Communism, or, latterly, Stalin himself. With first-hand accounts, the book tells the story of the untold millions who suffered at the hands of their own government.