Columbia subject headings:
Eastern question (Far East)
Soviet Union--Politics and government--1917-1936.
United States--Foreign relations.
World War, 1914-1918.
Harvard subject headings:
Eastern question (Far East)
Soviet Union--Politics and government--1917-1936.
United States--Foreign relations.
World War, 1914-1918
Princeton subject headings:
Eastern question (Far East)
Soviet Union--Politics and government--1917-1936.
United States--Foreign relations.
World War, 1914-1918.