Columbia subject headings:
Administrative and political divisions--Europe--Congresses.
Civil rights--Europe--Congresses.
Europe--History--Autonomy and independence movements.
Local government--Europe--Congresses.
Minorities--Legal status, laws, etc.--Europe--Congresses.
Harvard subject headings:
Civil rights--Europe--Congresses
Europe--Administrative and political divisions--Congresses.
Europe--History--Autonomy and independence movements--Congresses.
Europe--History--Congresses.
Local government--Europe--Congresses
Local government--Law and legislation--Europe--Congresses.
Minorities--Legal status, laws, etc.--Europe--Congresses.
Princeton subject headings:
Administrative and political divisions--Europe--Congresses.
Minorities--Legal status, laws, etc.--Europe--Congresses.