Columbia subject headings:
Kaliningrad (Kaliningradskai︠a︡ oblastʹ, Russia)--Church history.
Persecution--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)
Prussia, East (Poland and Russia)--Religion.
Harvard subject headings:
Kaliningrad (Kaliningradskai︠a︡ oblastʹ, Russia)--Church history.
Persecution--Russia (Federation)--Kaliningrad (Kaliningradskai︠a︡ oblastʹ)
Prussia, East (Poland and Russia)--Religion.
Princeton subject headings:
Kaliningrad (Kaliningradskai︠a︡ oblastʹ, Russia)--Church history.
Persecution--Russia--Kaliningrad (Kaliningradskai︠a︡ oblastʹ).
Prussia, East (Poland and Russia)--Religion.