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
Gallo-Italic of Sicily Gallo-Italic of Sicily Gallo-Italic of Sicily () is a group of Gallo-Italic languages found in about 15 isolated communities of central eastern Sicily. Forming a language island in the otherwise Sicilian language area, it dates back to migrations from northern Italy during the reign of Norman Roger I of Sicily and his successors. Towns inhabited by the new immigrants became known as the "Lombard communities" (, ). The settlers, known as the Lombards of Sicily, actually came principally from the Aleramici fiefdoms of Piedmont and Liguria, "Lombardy" being the name for the whole northern Italy during the Middle Ages. In