Columbia subject headings:
Conflict management--Europe--Congresses.
Democracy--Europe--Congresses.
Europe--Politics and government--Congresses.
Peace-building--Europe--Congresses.
Harvard subject headings:
Conflict management--Europe--Congresses.
Democracy--Europe--Congresses
Europe--Politics and government--Congresses.
Peace-building--Europe--Congresses.
Princeton subject headings:
Conflict management--Europe--Congresses.
Democracy--Europe--Congresses.
Europe--Politics and government--Congresses.
Peace-building--Europe--Congresses.