Columbia subject headings:
Hormuz, Strait of--Strategic aspects.
Iran--Foreign relations.
Iran--Politics and government.
Persian Gulf--Strategic aspects.
Political geography.
Harvard subject headings:
Hormuz, Strait of--International status.
Iran--Foreign relations--1941-1979.
Iran--Foreign relations--1979-1997.
Persian Gulf Region--Foreign relations.
Princeton subject headings:
Hormuz, Strait of.
Iran--Foreign relations.
Political geography.