Columbia subject headings:
Persian Gulf States--Politics and government.
Persian Gulf States--Public administration--History.
Harvard subject headings:
Arabian Peninsula--Foreign relations--Great Britain--20th century.
Arabian Peninsula--History--20th century.
Arabian Peninsula--Politics and government--20th century.
Great Britain--Foreign relations--Arabian Peninsula--20th century.
Persian Gulf Region--History--20th century.
Persian Gulf Region--Politics and government--20th century.
Princeton subject headings:
Arabian Peninsula--Foreign relations--Great Britain--20th century.
Arabian Peninsula--History--20th century.
Arabian Peninsula--Politics and government--20th century.
Great Britain--Foreign relations--Arabian Peninsula--20th century.
Persian Gulf Region--History--20th century.
Persian Gulf Region--Politics and government--20th century.