Title: Польский крест советской контрразведки
Subjects: Espionage, History, Soviet Union. Narodnyĭ komissariat vnutrennikh del, Russian S.F.S.R. Chrezvychaĭnai︠a︡ komissii︠a︡ po borʹbe s kontr-revoli︠u︡t︠s︡ieĭ i sabotazhem, Russian S.F.S.R. Chrezvychaĭnai͡a komissii͡a po borʹbe s kontr-revoli͡ut͡sieĭ i sabotazhem
Places: Poland
Time periods: 20th century