Also found in: Wikipedia.
Mustafa IV,1778–1808, Ottoman sultan (1807–8), son of Abd al-Hamid I. He was raised to the throne by the reactionary JanissariesJanissaries
[Turk.,=recruits], elite corps in the service of the Ottoman Empire (Turkey). It was composed of war captives and Christian youths pressed into service; all the recruits were converted to Islam and trained under the strictest discipline.
..... Click the link for more information. who had deposed Mustafa's cousin, Selim IIISelim III,
1761–1808, Ottoman sultan (1789–1807), nephew and successor of Abd al-Hamid I to the throne of the Ottoman Empire (Turkey). He suffered severe defeats in the second of the Russo-Turkish Wars with Catherine II, but suffered no major territorial losses when
..... Click the link for more information. , because they opposed his attempted reforms. When a Turkish army marched on the capital to restore Selim, Mustafa had him murdered, but the rebels killed Mustafa and placed his brother, Mahmud II, on the throne.