Peter III of Aragon

Peter III ruled the Crown of Aragon from 1276 to 1285 and became king of Sicily after the island’s revolt against Angevin rule in 1282.

Manfred of Sicily: Manfred was king of Sicily from 1258 until his defeat and death at Benevento in 1266. Peter’s wife, Constance, was Manfred’s daughter, giving Peter a dynastic claim to Sicily.
Crown of Aragon: The Crown of Aragon was a composite monarchy whose rulers governed territories around the western Mediterranean. Peter drew on its political and maritime resources to project power into Sicily.
James II of Aragon: James II ruled Aragon from 1291 to 1327 and Sicily from 1285 to 1295. Peter’s son inherited Sicily and later surrendered it under the Treaty of Anagni.
James I of Aragon: James I ruled Aragon from 1213 to 1276 and expanded its territories through conquest and dynastic policy. Peter succeeded his father, whose expansionist rule shaped the monarchy he inherited.
Constance of Sicily: Constance was the daughter of Manfred of Sicily and queen consort of Peter III of Aragon. Her inheritance connected Peter’s Aragonese dynasty to the former Hohenstaufen kingdom of Sicily.
Aragonese Crusade: The Aragonese Crusade was a 1284–1285 papally sanctioned French invasion of Aragon. Pope Martin IV declared a crusade against Peter after his intervention in Sicily.
Alfonso III of Aragon: Alfonso III ruled Aragon from 1285 to 1291 and continued his father’s Mediterranean policies. Peter’s eldest surviving son faced the political and military consequences of the Sicilian conquest.
Philip III of France: Philip III ruled France from 1270 to 1285 and led the invasion of Aragon in 1285. His campaign against Peter ended in French retreat and Philip’s death during the return journey.
Charles I of Anjou: Charles I of Anjou was king of Sicily from 1266 until the Sicilian Vespers uprising of 1282. His Angevin government was the regime Peter displaced when he claimed Sicily.
Roger of Lauria: Roger of Lauria was an admiral who commanded the Aragonese fleet during the War of the Sicilian Vespers. His naval victories helped defend Peter’s Sicilian conquest against Angevin forces.

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