Columbia subject headings:
Political science--Germany--Congresses.
United States--Politics and government--Study and teaching--Germany--Congresses.
Harvard subject headings:
Political science--Germany--Congresses.
United States--Politics and government--Study and teaching--Germany--Congresses.
Princeton subject headings:
Germany--Foreign relations--United States--Congresses.
International relations.
United States--Foreign relations--Germany--Congresses.