In the United States and Europe, the word "caliphate" has conjured historically romantic and increasingly pernicious associations. Yet the caliphate's significance in Islamic history and Muslim culture remains poorly understood. This book explores the myriad meanings of the caliphate for Muslims around the world through the analytical lens of two key moments of loss in the thirteenth and twentieth centuries. Through extensive primary-source research, Mona Hassan explores the rich constellation of interpretations created by religious scholars, historians, musicians, statesmen, poets, and...