Columbia subject headings:
Harvard subject headings:
Europe--Politics and government--1871-1918.
Great Britain--Foreign relations--1901-1910.
Great Britain--Foreign relations--1910-1936.
Triple Entente, 1907.
Princeton subject headings:
Europe--Politics and government--1871-1918.
Great Britain--Foreign relations--1901-1910.
Great Britain--Foreign relations--1910-1936.
Triple Entente, 1907.