Columbia subject headings:
Europe--Politics and government--1871-1918.
Izvolʹskiĭ, A. P. (Aleksandr Petrovich), 1856-1919.
Russia--Foreign relations--1894-1917.
Soviet Union--Foreign relations.
Harvard subject headings:
Europe--Politics and government--1871-1918.
Izvolʹskiĭ, A. P. (Aleksandr Petrovich), 1856-1919.
Soviet Union--Foreign relations.
Princeton subject headings: