Columbia subject headings:
Harvard subject headings:
Iran--Foreign relations--Turkey.
Iran--History--Qajar dynasty, 1794-1925.
Nāṣir al-Dīn Shāh, Shah of Iran, 1831-1896
Turkey--Foreign relations--Iran.
Princeton subject headings:
Iran--Foreign relations--Turkey.
Iran--History--Qajar dynasty, 1794-1925.
Turkey--Foreign relations--Iran.