Columbia subject headings:
Iran--Military relations--United States.
Iran-Contra Affair, 1985-1990.
Legislative hearings--United States.
Nicaragua--Military relations--United States.
North, Oliver.
United States--Military relations--Iran.
United States--Military relations--Nicaragua.
Harvard subject headings:
Iran-Contra Affair, 1985-1990.
Military assistance, American--Iran.
Military assistance, American--Nicaragua.
North, Oliver.
Princeton subject headings:
Iran--Military relations--United States.
Iran-Contra Affair, 1985-1990.
Nicaragua--Military relations--United States.
North, Oliver.
United States--Military relations--Iran.
United States--Military relations--Nicaragua.