Columbia subject headings:
Bismarck, Otto, Fürst von, 1815-1898.
Germany--Foreign relations--1871-1888.
Germany--Politics and government--1871-1888.
Harvard subject headings:
Princeton subject headings:
Bismarck, Otto, Fürst von, 1815-1898.
Germany--Foreign relations--1848-1870.
Germany--Foreign relations--1871-1918.