Bayezid II, byname Bayezid the Just, Turkish Bayezid Adlî (bornDecember 1447/January 1448?, Demotika, Thrace, Ottoman Empire—diedMay 26, 1512, Demotika) Ottoman sultan (1481–1512) who consolidated Ottoman rule in the Balkans, Anatolia, and the eastern Mediterranean and successfully opposed the Ṣafavīd dynasty of Persia.
Bayezid II was the elder son of the sultanMehmed II, the conqueror of Constantinople. On the death of his father in 1481, his brother Cem contested the succession. Bayezid, supported by a strong faction of court officials at Constantinople, succeeded in taking the throne. Cem eventually sought refuge with the Knights of Saint