Columbia subject headings:
Europe--Politics and government--1789-1900.
Europe--Politics and government--18th century.
Europe--Politics and government--20th century.
Nationalism--Europe--History.
Harvard subject headings:
Europe--Politics and government--1789-1900.
Europe--Politics and government--18th century.
Europe--Politics and government--20th century.
Nationalism--Europe--History
Princeton subject headings:
Nationalism--Europe--History.