Expulsion of the Jews from Sicily in professions such as philosophy, medicine, artisanal pursuits, and farming. The exact number of Jews in Sicily at the time of expulsion is not certain, However, some have put the number of Jewish refugees at 36,000. Also, in 1492, it is known the Jewish populations of Palermo, Messina, and several other cities were considerable, and that there were "Giudeccas", or Jewish settlements, in over 50 places in Sicily, ranging in anywhere population from 350 to 5,000. At their height, Jewish Sicilians probably constituted from five to eight percent of the island's population. Muslims had ruled much of the Iberian Peninsula
History of Sicily assassinated in 668. His son Constantine IV succeeded him, a brief usurpation in Sicily by Mizizios being quickly suppressed by the new emperor. From the late 7th century, Sicily joined with Calabria to form the Byzantine Theme of Sicily. In 826, Euphemius, the commander of the Byzantine fleet of Sicily, forced a nun to marry him. Emperor Michael II caught wind of the matter and ordered that general Constantine end the marriage and cut off Euphemius' nose. Euphemius rose up, killed Constantine and then occupied Syracuse; he in turn was defeated and driven out to North Africa. There, Euphemius requested