Columbia subject headings:
Ethnic conflict--Europe, Central.
Europe, Central--Politics and government--1989-
Minorities--Europe, Central.
Harvard subject headings:
Europe, Eastern--Ethnic relations.
Minorities--Europe, Eastern--History--20th century.
Nationalism--Europe, Eastern--History--20th century.
Princeton subject headings:
Europe, Eastern--Ethnic relations.
Minorities--Europe, Eastern--History--20th century.
Nationalism--Europe, Eastern--History--20th century.