Powers and Thrones: A New History of the Middle Ages

by Dan Jones

landmark on that city’s famous skyline. Elsewhere, great new cities like Cairo, Kairouan (Tunisia), and Baghdad grew out of Arab military garrison towns, while other settlements like Merv (Turkmenistan), Samarkand (Uzbekistan), Lisbon, and Córdoba were renewed as major mercantile and trading cities. The caliphate established by the Arab conquests was more than just a new political federation. It was specifically and explicitly a faith empire—more so than the Roman Empire had ever been, even after Constantine’s conversion and Justinian’s reforms; even after a promulgation late in Heraclius’s reign that all Jews in Byzantium were to be forcibly converted to Christianity. Within this caliphate, an old language—Arabic—and a new religion—Islam—were central to the identity of the conquerors and, as time went on, became ever more central to the lives of the conquered. The creation of a global dar al-Islam (abode, or house of Islam) in the seventh and eighth centuries a.d. would have profound consequences for the rest of the Middle Ages, and indeed for the world today. With the exception of Spain and Portugal (and, later, Sicily), almost every major territory that was captured by early medieval Islamic armies retained, and still retains today, an Islamic identity and culture. The spirit of scientific invention and intellectual inquiry that thrived in some of the larger and more cosmopolitan Islamic cities would come to play a key role in the Renaissance of the later Middle Ages. T...