Columbia subject headings:
Economic sanctions, American--Iran.
Iran--Foreign relations--United States.
United States--Foreign relations--Iran.
Harvard subject headings:
Economic sanctions, American--Iran.
Iran--Foreign relations--United States.
United States--Foreign relations--Iran.
United States--Foreign relations--Law and legislation.
Princeton subject headings:
Economic sanctions, American--Iran.
Iran--Foreign relations--United States.
United States--Foreign relations--Iran.