Title: 1937. Bolʹshai︠a︡ chistka
Subjects: Politics and government, History, Soviet Union. Narodnyĭ komissariat vnutrennikh del, Russian S.F.S.R. Chrezvychaĭnai︠a︡ komissii︠a︡ po borʹbe s kontr-revoli︠u︡t︠s︡ieĭ i sabotazhem, Intelligence service, Russian S.F.S.R., Soviet Union, Political purges, Russian S.F.S.R. Chrezvychaĭnai͡a komissii͡a po borʹbe s kontr-revoli͡ut͡sieĭ i sabotazhem, Soviet Union. Obʺedinennoe gosudarstvennoe politicheskoe upravlenie
Places: Soviet Union
Time periods: 1936-1953