Kingdom of Sicily at Misilmeri but the most crucial battle was the siege of Palermo, which led to Sicily being completely under Norman control by 1091. The Norman Kingdom was created on Christmas Day, 1130, by Roger II of Sicily, with the agreement of Pope Innocent II, who united the lands Roger had inherited from his father Roger I of Sicily. These areas included the Maltese Archipelago, which was conquered from the Arabs of the Emirates of Sicily; the Duchy of Apulia and the County of Sicily, which had belonged to his cousin William II, Duke of Apulia, until William's death in 1127;
Martin I of Sicily Martin I of Sicily Martin I of Sicily (c. 1374/1376 – 25 July 1409), called "The Younger", was King of Sicily from 1390 to 1409. Martin's father was the future King Martin I of Aragon, and his grandparents were King Peter IV of Aragon and Eleanor of Sicily. In February, 1392 he married Maria of Sicily, born in 1362/1363. In 1392 he returned with Maria to Sicily with a military force and defeated a group of opposing barons. In 1394 the couple had their only son Peter, crown prince of Sicily, who died in 1400. He was considered very feminine