Columbia subject headings:
Ukraine--Foreign relations--United States.
Ukraine--Politics and government--1991-
United States--Foreign relations--Ukraine.
Harvard subject headings:
Ukraine--Foreign relations--United States.
Ukraine--Politics and government--1991-
United States--Foreign relations--Ukraine.
United States--Foreign relations.
Princeton subject headings:
Ukraine--Foreign relations--United States.
Ukraine--Politics and government--1991-
United States--Foreign relations--Ukraine.