Columbia subject headings:
Autonomy and independence movements--Congresses.
Europe, Central--Ethnic relations--Congresses.
Minorities--Europe, Central--History--Congresses.
Harvard subject headings:
Europe, Central--Ethnic relations--Congresses.
Europe, Central--History--Autonomy and independence movements--Congresses.
Minorities--Europe, Central--History--Congresses.
Princeton subject headings: