Columbia subject headings:
Iran--Foreign relations--United States.
Iran--History--20th century.
Iran--History--Qajar dynasty, 1794-1925.
United States--Foreign relations--Iran.
Harvard subject headings:
Iran--Foreign relations--United States.
Iran--History--20th century.
Iran--History--Qajar dynasty, 1794-1925.
United States--Foreign relations--Iran.
Princeton subject headings: