Ottoman Interregnum
…of the Ottoman sultan Bayezid I following their father's defeat and capture by Timur in the Battle of Ankara on 28 July 1402. Although Timur confirmed Mehmed Çelebi as sultan, Mehmed's brothers (İsa Çelebi, Musa Çelebi, Süleyman Çelebi, and later Mustafa Çelebi) refused to recognize his authority, each claiming the…