<p>On August 15, 1199, Pope Innocent III called for a renewed effort to deliver Jerusalem from the Infidel, but the Fourth Crusade had a very different outcome from the one he preached. Proceeding no further than Constantinople, the Crusaders sacked the capital of eastern Christendom and installed a Latin ruler on the throne of Byzantium. This revised and expanded edition of <i>The Fourth Crusade</i> gives fresh emphasis to events in Byzantium and the Byzantine response to the actions of the Crusaders. Included in this edition is a chapter on the sack of Constantinople and the election of its Latin emperor.<br /><br />A History Book Club selection.</p>