Title: Rolʹ OVD i voĭsk NKVD SSSR v Vostochno-Prusskoĭ operat︠s︡ii
Subjects: Reconstruction (1939-1951), Law enforcement, Internal security, Soviet Union. Ministerstvo vnutrennikh del, Soviet Union, Soviet Union. Narodnyĭ komissariat vnutrennikh del
Places: Soviet Union, Russia (Federation), Kaliningradskai︠a︡ oblastʹ