Title: Tiranii︠a︡, oprichnina, kholopstvo
Subjects: Authoritarianism, Elite (Social sciences), Feudalism, Communism, Pathological Psychology, Russia. Oprichnina, Russia
Places: Russia, Soviet Union
People: Ivan IV Czar of Russia (1530-1584), Vladimir Ilʹich Lenin (1870-1924), Joseph Stalin (1878-1953)