Columbia subject headings:
Harvard subject headings:
Germany--Politics and government--1848-1870--Sources.
Germany--Politics and government--1848-1870.
Germany--Politics and government--1871-
Germany--Politics and government--1871---Sources.
Liberalism--Germany--History
Liberalism--Germany--History--Sources.
Political parties--Germany--History--Sources.
Political parties--Germany--History.
Princeton subject headings:
Germany--Politics and government--1848-1870--Sources.
Germany--Politics and government--1848-1870.
Germany--Politics and government--1871-
Germany--Politics and government--1871---Sources.
Liberalism--Germany--History--Sources.
Liberalism--Germany--History.
Political parties--Germany--History--Sources.
Political parties--Germany--History.