7279778 The emir\'s head is shown in the seraglio, Fourth Crusade, Crusades were strategically by Unknown Artist, (19th century); Private Collection; (add.info.: The emir\'s head is shown in the seraglio, Fourth Crusade, Crusades were strategically, religiously and economically motivated wars sanctioned by the Latin Church between 1095-99 and the 13th century, Historical, digital reproduction of an original 19th century artwork); 穢 Imagebroker.