Title: Belostokskai︠a︡ tragedii︠a︡
Subjects: Polish people, History, Catholics, Terrorism, Politics and government, Soviet Union. Narodnyĭ komissariat vnutrennikh del, Massacres, Violence against, Biography
Places: Russia (Federation), Siberia, Soviet Union, Belostok (Siberia)
Time periods: 1936-1953