 During the 16th century, Ottoman power expanded further west of Cairo, along the coasts of northern Africa.The corsair Hayreddin Barbarossa established a base in Algeria, and later accomplished the Conquest of Tunis in 1534.Following his capture in Cairo, Caliph Al-Mutawakkil III was brought to Constantinople, where he eventually ceded his office as caliph to Selim's successor, Suleiman the Magnificent.