Columbia subject headings:
Harvard subject headings:
Austria--Foreign relations--1867-1918.
Austria--Politics and government--1848-1918.
Europe--Politics and government--1871-1918.
Habsburg, House of.
Princeton subject headings:
Austria--Foreign relations--1789-1900.
Europe--Foreign relations--1815-1871.
Europe--Foreign relations--1871-1918.
Habsburg, House of.
International relations--History.