Columbia subject headings:
Harvard subject headings:
Christianity and politics--Protestant churches--History--20th century.
Church and state--Germany (East)--History--20th century.
Germany (East)--Politics and government--1989-1990.
Germany--History--Unification, 1990.
Protestant churches--Germany--History--20th century
Princeton subject headings:
German reunification question (1949-1990)
Germany--History--Unification, 1990.