三月事件
His reign began at the conclusion of the 31 March Incident on 27 April 1909, but he was largely a figurehead with no real political power, as a consequence of the demonstration of the CUP's power in the 31 March Incident and the Young Turk Revolution (which restored the Ottoman Constitution and Parliament). In 1913 the CUP undertook a coup d'état, which brought the dictatorial triumvirate of the Three Pashas to power. At the age of 64, Mehmed V was the oldest person to ascend the Ottoman throne.