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
Sicily Tornadoes area was Castellamare, where half the town was destroyed and about 200 citizens perished. The city harbor sustained serious damage, with many vessels destroyed or capsized and their crews lost at sea. Sicily Tornadoes The Sicily tornadoes were two tornadoes that swept the Marsala countryside in western Sicily, Kingdom of the Two Sicilies (now Italy) in early December (possibly late November) 1851. The total number of victims is unknown, but is assessed at over 500. It is one of the 10 deadliest tornadoes ever, achieving the highest death toll for a tornado event in continental Europe and the second in