The Byzantine reconquest of Cilicia was a series of conflicts and engagements between the forces of the Byzantine Empire under Nikephoros II Phokas and the Hamdanid ruler of Aleppo, Sayf al-Dawla, over control of the region of Cilicia in southeastern Anatolia. Since the Muslim conquests of the 7th century, Cilicia had been a frontier province of the Muslim world and a base for regular raids against the Byzantine provinces in Anatolia. By the middle of the 10th century, the fragmentation of the Abbasid Caliphate and the strengthening of Byzantium under the Macedonian dynasty allowed the Byzantines to gradually take the offensive. Under the soldier-emperor Nikephoros II Phokas (r. 963–969), with the help of the general and future emperor John I Tzimiskes, the Byzantines overcame the resistan