In 1458 he ratified his brother's treaty with the Ottoman Sultan Mehmed II in Adrianople, and later the same year he conveyed his niece Theodora to her husband, Uzun Hassan of the Ak Koyunlu.
En 1458 ratificou os tratados do seu irmán co sultán otomán Mehmed II en Adrianópole, e despois o mesmo ano levou á súa sobriña Teodora co seu marido, Uzun Hassan dos Ak Koyunlu.