Columbia subject headings:
Harvard subject headings:
Europe--Civilization--Congresses.
Europe--Relations--Congresses.
European federation--Social aspects--Congresses.
Group identity--Europe--Congresses.
Princeton subject headings:
Europe--Civilization--Congresses.
European Union--Congresses.
Group identity--Europe--Congresses.
Identity (Psychology)--European Union countries--Congresses.
National characteristics, European--Congresses.
Values--Europe--Congresses.