- Catholic Church--Poland--History--20th century (1)
- Catholics--Poland (1)
- Church and state in Poland (1)
- Church and state--Poland--History--20th century (1)
- Communism and Christianity--Catholic Church (1)
- Communism and Christianity--Poland (1)
- History, Modern--19th century (1)
- History, Modern--20th century (1)
- Piłsudski, Józef, 1867-1935 (1)
- Poland--Church history (1)
- Poland--Politics and government (1)
- Poland--Politics and government--1918-1945 (1)
- Political participation--Poland (1)
- Stowarzyszenie "Pax" (1)
- World War, 1939-1945--Poland (1)
- Znak (Group) (1)