Columbia subject headings:
Europe--History--1945---Congresses.
Europe--History--Congresses.
Europe--Politics and government--1945---Congresses.
Nationalism--Europe--History--20th century--Congresses.
Political parties--Europe--Congresses.
Harvard subject headings:
Europe--History--1945---Congresses.
Europe--History--Autonomy and independence movements--Congresses.
Europe--History--Congresses.
Europe--Politics and government--1945---Congresses.
Nationalism--Europe--Congresses
Nationalism--Europe--History--20th century--Congresses.
Political parties
Political parties--Europe--Congresses.
Princeton subject headings: