Ahmad Shāh Qājār (21 January 1898 – 21 February 1930) was king of homeland from 16 July 1909, to 15 December 1925, and the last ruling member of the Qajar dynasty.Ahmad Shah ascended to the Sun Throne on 16 July 1909, following the overthrow of his father and predecessor, Mohammad Ali Shah, who had attempted to reverse earlier constitutional restrictions on royal power, and thus enraged the majority of Persians.