Columbia subject headings:
Diplomatic and consular service.
Foreign offices.
International relations.
Mediation, International.
Protecting powers.
Protection of interests (International relations)
United States--Foreign relations--1945-1989.
United States--Foreign relations--1989-
Harvard subject headings:
Mediation, International.
Protection of interests (International relations)
United States--Foreign relations--1945-
United States--Foreign relations--1945-1989.
Princeton subject headings:
Diplomatic and consular service.
Foreign offices.
International relations.
Protecting powers.
United States--Foreign relations--1945-1989.