Columbia subject headings:
Europe--Foreign relations--Germany.
Germany--Foreign relations--1990-
Germany--Foreign relations--Europe.
Germany--Politics and government--1990-
Harvard subject headings:
Europe--Foreign relations--Germany.
Europe--Politics and government--1945-
German reunification question (1949-1990)
Germany--Foreign relations--1990-
Germany--Foreign relations--Europe.
Germany--Politics and government--1945-1990.
Germany--Politics and government--1990-
Princeton subject headings:
Europe--Foreign relations--Germany.
Germany--Foreign relations--1990-
Germany--Foreign relations--Europe.
Germany--Politics and government--1990-