Mustafa I was twice the sultan of the Ottoman Empire from 22 November 1617 to 26 February 1618, and from 20 May 1622 to 10 September 1623. He was the son of sultan Mehmed III and Halime Sultan.
Portrait of Sultan Mustafa I, late 17th-early 18th century.
Oil painting of Mustafa I
Engraving of Mustafa I by Matthäus Merian the Elder, 1650
Portrait of Sultan Mustafa I by John Young, 1815
Osman II, also known as Osman the Young, was the sultan of the Ottoman Empire from 26 February 1618 until his regicide on 20 May 1622.
Mustafa I
…A factor in Mustafa's survival is the influence of Kösem Sultan (Ahmed's favorite consort), who may have wished to preempt the succession of Sultan Osman II, Ahmed's first-born son from another concubine. If Osman became Sultan, he would likely try to execute his half-brothers, the sons of Ahmed and Kösem…
Osman II at his coronation in Istanbul, painted from life by a European artist travelling with the Austrian Ambassador Baron Mollard, c. 1618.
Enthronement of Sultan Osman II
Portrait of Osman II. Kebir Musavver Silsilenâme (TSMK, A. 3109), c. 1710–20
‘Osmān II and the Ottoman army proceeding for the Hotin campaign in 1621. Şehname-i Nadiri, TPML, H. 1124, 53b-54a.