Columbia subject headings:
Europe--Foreign relations--United States.
Group of Eight (Organization)
United States--Foreign relations--Europe.
Harvard subject headings:
Europe--Foreign relations--United States.
European Union countries--Foreign relations--United States.
Group of Eight (Organization)
United States--Foreign relations--Europe.
United States--Foreign relations--European Union countries.
World politics--1989-
Princeton subject headings:
Europe--Foreign relations--United States.
Group of Eight (Organization)
United States--Foreign relations--Europe.