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War of Castile and Portugal

Type Event Region Europe Time 1475–1479

From 1475 to 1479, King Afonso V of Portugal intervened in the Castilian succession dispute, supporting 'Juana la Beltraneja' against her half-sister…

Timeline

  1. 1474–1475Castile · CastileAfter the death of Henry IV, Isabella and Juana contested the Castilian throne. Afonso V of Portugal married Juana and led an army into Castile, attempting to place her on the throne.
  2. 1475–1478Castilian border · CastileThe two sides fought along the Castile-Portugal border and at many inland locations; battles such as Toro became turning points, and the Isabella-Ferdinand coalition gradually gained the upper hand.
  3. 1479Alcáçovas · Évora DistrictAfter the war reached a stalemate, the two sides negotiated; on September 4, 1479, a peace treaty was signed at Alcáçovas, in which Portugal recognized Isabella's claim to the throne, formally ending the war.

Sources