The Umayyads, the first dynasty of Islam, ruled over a vast empire from their central province of Syria, providing a line of caliphs from 661 to 750. Another branch later ruled in al-Andalus - Islamic Spain - from 756 to 1031, ruling first as emirs and then as caliphs themselves. This book is the first to bring together studies of this far-flung family and treat it not as two unrelated caliphat…