Columbia subject headings:
Caliphate.
Islam and state--Turkey--History.
Turkey--History--1878-1909.
Turkey--History--20th century.
Turkey--Politics and government.
Harvard subject headings:
Islam and state--Turkey--History.
Turkey--History--1878-1909.
Turkey--History--20th century.
Turkey--Politics and government.
Princeton subject headings:
Caliphate.
Islam and state--Turkey--History.
Turkey--History--1878-1909.
Turkey--History--20th century.
Turkey--Politics and government.