1349 James of Majorca attempts to recover the Balearic Islands, but fails and dies soon after. Pedro defeats the Sardinian rebels, and allies himself with Venice against Genoa.
1350 The era of Spain ceases to be used in Aragon.
1352 The Venetian and Catalonian fleets defeated by the Genoese, who renew their encouragement of the Sardinians. The Genoese fleet defeated in the Thracian Bosphorus by the fleets of Catalonia and Venice.
1354 The Sardinian estates are convoked by Pedro at Cagliari, but fail to pacify the belligerents.
1356 War with Castile. The king of Aragon supports Henry of Trastamara and the other Castilian rebels.
1363 A peace concluded with Castile in accordance with which Pedro of Aragon murders his own brother Ferdinand. War with Castile renewed.
1368 The justice of Arborea defeats the Aragonese in Sardinia and maintains himself till the Genoese come to his aid (1373). After his death the struggle is continued with less vigour by his son, and when the latter is put to death by his own people the war is prosecuted by his sister Leonora with whom Pedro effects an agreement in 1386.
1377 Death of Frederick king of Sicily. Pedro claims the throne, but is eventually satisfied with the marriage of the heiress Maria with his grandson Martin.
1387 Juan I. Trial of the king’s stepmother Sybilla for witchcraft. Some of her friends executed.