Columbia subject headings:
Europe--Foreign relations--United States.
Europe--Politics and government--1989-
Former Soviet republics--Foreign relations--United States.
United States--Foreign relations--Europe.
United States--Foreign relations--Former Soviet republics.
Harvard subject headings:
Europe--Foreign relations--United States.
Europe--Politics and government--1989-
Former Soviet republics--Foreign relations--United States.
United States--Foreign relations--Europe.
United States--Foreign relations--Former Soviet republics.
Princeton subject headings:
Europe--Foreign relations--United States.
Europe--Politics and government--1989-
Former Soviet republics--Foreign relations--United States.
United States--Foreign relations--Europe.
United States--Foreign relations--Former Soviet republics.