Columbia subject headings:
Nationalism--Europe--History--19th century.
Nationalism--Europe--History--20th century.
Nationalism--Religious aspects.
Religious minorities--Europe--History--19th century.
Religious minorities--Europe--History--20th century.
Harvard subject headings:
Nationalism--Europe--History--19th century.
Nationalism--Europe--History--20th century
Nationalism--Religious aspects
Religious minorities--Europe--History--19th century.
Religious minorities--Europe--History--20th century.
Princeton subject headings:
Nationalism--Europe--History--19th century--Congresses.
Nationalism--Europe--History--20th century--Congresses.
Nationalism--Religious aspects--Congresses.
Religious minorities--Europe--History--19th century--Congresses.
Religious minorities--Europe--History--20th century--Congresses.