According to Edmund von Lippman, the invention of the three-cylinder mill in this region revived its sugar industry. Frederick II instituted a monopoly on the grain trade to this region via a legal code called the Liber Augustalis. The Kalbid dynasty introduced oranges and lemons to this region, which was once part of the Fatimid Caliphate. John of Procida was involved in a revolt in this region between Peter of Aragon and Charles of Anjou. This island (10[1])was conquered under the leadership of Roger Bosso and the (10[1])Hauteville scion Robert Guiscard, and was (10[1])the site of an Eastertide revolt that broke out against the French. For 10 points, a blend of Norman and Arab culture emerged on what island, where a 1282 “Vespers” revolt broke out in Palermo? ■END■