Columbia subject headings:
Harvard subject headings:
Collective memory--Europe--History--19th century--Congresses.
Collective memory--Europe--History--20th century--Congresses.
Europe--Civilization--19th century--Congresses.
Europe--Civilization--20th century--Congresses.
Nationalism--Europe--History--19th century--Congresses.
Nationalism--Europe--History--20th century--Congresses.
Princeton subject headings:
Collective memory--Europe--History--19th century--Congresses.
Collective memory--Europe--History--20th century--Congresses.
Europe--Civilization--19th century--Congresses.
Europe--Civilization--20th century--Congresses.
Nationalism--Europe--History--19th century--Congresses.
Nationalism--Europe--History--20th century--Congresses.