Columbia subject headings:
Intervention (International law)
Mediation, International.
Security, International.
United Nations. Security Council--History.
United Nations. Security Council--Resolutions.
World politics--1945-1989.
Harvard subject headings:
Intervention (International law)
Mediation, International.
Security, International
United Nations. Security Council--History.
United Nations. Security Council--Resolutions.
World politics--1945-
Princeton subject headings:
Intervention (International law)
United Nations--Armed Forces.
United Nations. Security Council--History.
World politics--1945-1989.
World politics--1989-