 Complete the following phrase:  In 1268, the new Sicilian king Charles I of Anjou executed Conradin, the titular king of Jerusalem, in Naples after his victory at Tagliacozzo. Isabella Is great grandson Hugh III of Cyprus and her granddaughter Maria of Antioch disputed the succession. The barons preferred Hugh, but in 1277 Maria sold her claim to Charles. He sent Roger of San Severino to act as . With the support of the Templars, he blocked Hughs access to Acre, forcing him to retreat to Cyprus, leaving the kingdom without a resident monarch again. The Mongols of the Ilkhanate sent embassies to Europe proposing anti-Mamluk alliances, but the major western rulers were reluctant to launch a new crusade for the Holy Land. The War of the Sicilian Vespers weakened Charless position in the west. After his death in 1285, Henry II of Cyprus was acknowledged as Jerusalems nominal king, but the rump kingdom was in fact a mosaic of autonomous lordships, some under Mamluk suzerainty. In 1285, the death of the warlike Abaqa combined with the Pisan and Venetian wars with the Genoese finally gave the Mamluk sultan, Al-Mansur Qalawun, the opportunity to expel the Franks. In 1289 he 