Columbia subject headings:
Harvard subject headings:
Germany--Politics and government--1789-1900--Congresses
Germany--Politics and government--20th century--Congresses.
Germany--Politics and government--21st century--Congresses.
Identity politics--Germany--History--Congresses.
National characteristics, German--History--Congresses.
Nationalism--Germany--History--Congresses.
Princeton subject headings:
Germany--Politics and government--19th century--Congresses.
Germany--Politics and government--20th century--Congresses.
Germany--Politics and government--21st century--Congresses.
Identity politics--Germany--History--Congresses.
National characteristics, German--History--Congresses.
Nationalism--Germany--History--Congresses.