1. Medieval Period
From Arab Conquest to Fatimid Conquest (640–969)
When the Arabs conquered Egypt between 640 and 642, there was a large Jewish community that dated back to the Hellenistic era, mainly in Alexandria. According to the early Arab chronicler Ibn ʿAbd al-Ḥakam(d. 871), the conqueror ʿAmr ibn al-ʿĀṣ wrote to the caliph ʿUmar that there were forty thousand tax-paying Jews in Alexandria. The true figure was probably more like four thousand heads of households, but the exagger…