Emirate of Sicily conquer Castrogiovanni (the modern Enna, where Euphemius died) and retreated back to Mazara. In 830 they received a strong reinforcement of 30,000 Ifriqiyan and Andalusian troops. The Iberian Muslims defeated the Byzantine commander Teodotus in July–August of that year, but again a plague forced them to return to Mazara and then to Ifriqiya. The Ifriqiyan units sent to besiege Palermo managed to capture it after a year long siege in September 831. Palermo became the Muslim capital of Sicily, renamed al-Madinah ("The City"). The conquest was a see-saw affair; with considerable resistance and many internal struggles, it took over a
History of Sicily the Eastern Roman Empire, also known as the Byzantine Empire. Sicily was the first part of Italy to be taken under general Belisarius who was commissioned by Eastern Emperor Justinian I. Sicily was used as a base for the Byzantines to conquer the rest of Italy, with Naples, Rome, Milan and the Ostrogoth capital Ravenna falling within five years. However, a new Ostrogoth king, Totila, drove down the Italian peninsula, plundering and conquering Sicily in 550. Totila, in turn, was defeated and killed in the Battle of Taginae by the Byzantine general Narses in 552. When Ravenna fell to the