Name Prefix:<NPFX> King Of Aragon King Of Aragón and count Of Barcelona (1291-1327), king OfS icily (1285-95). He succeeded his father, Peter III, in Sic ilyand his brother, Alfonso III, in Arag¢n. James defende d Sicilyagainst the claimsOf Charles II Of Naples until 129 5, when herelinquished the island in exchangefor the titl e to Sardiniaand Corsica. (Sardinia was annexed in 1323-24 , but hedid nottake Corsica.) James later supported Charle s against theformer's own brother, who had been proclaime d king Of Sicily asFrederick II. James was succeeded in Ara gón by his son AlfonsoIV.