Columbia subject headings:
Harvard subject headings:
Church and state--Germany--History--19th century--Congresses.
Congress of Vienna (1814-1815)--Congresses.
Germany--Church history--19th century--Congresses.
Germany--Politics and government--1815-1866--Congresses.
Princeton subject headings:
Church and state--Germany--History--19th century--Congresses.
Congress of Vienna (1814-1815)--Congresses.
Germany--Church history--19th century--Congresses.
Germany--Politics and government--1815-1866--Congresses.