• General Notes

  Name Prefix:<NPFX> King Of Aragon
  King Of Aragón and count Of Barcelona (1276-85) and king Of
  Sicily (1282-85); son and successor Of James I. In 1280 hee
  stablished Aragonese influence on the northern shores OfAfr
  ica. From his marriage (1262) to Constance, daughter and he
  irOf Manfred Of Sicily, were derived the claims Of the hous
  e OfAragón to Sicily and Southern Italy. After the insurrec
  tion Ofthe Sicilian Vespers against Charles I Of Anjou, Pet
  er wasoffered the crown Of Sicily and took possession Of th
  e island(1282). Pope Martin IV excommunicatedhim and declar
  ed himdeprived Of his states on the basis Of Peter II's dec
  laration Ofvassalage to the Holy See. A crusade against Ara
  gón wasorganized by the pope and the French, who invaded Ca
  talonia butwere repulsed by Peter and defeated at sea by Ro
  ger Of Loria.Peter's Sicilian venture was unpopular with th
  e Aragonesenobility and towns, and he was compelled to gran
  t them wideprivileges to quell their opposition. He founde
  d the firstuniversity in Aragón at Huesca. Peter was succee
  ded in Aragón byhis eldest son, Alfonso III, and in Sicil
  y by his second son,James (later James II Of Aragón).
  
  CHAN23 Aug 2007

Details of Pedro III's family with Constance Hohenstauffen