Title: Чекисты Сталина
Subjects: Purges, History, Trials (Political crimes and offenses), Internal security, Sabotage, Soviet Union. Narodnyĭ komissariat vnutrennikh del
Places: Ukraine, Mykolaïvsʹka oblastʹ, Mykolaïvsʹka oblastʹ (Ukraine)
Time periods: 20th century