Joan

…the legitimacy of the infanta Joan, who they declared was the child of the queen and of the king’s most recent favorite, Beltrán de la Cueva. Because of that account, the young girl was derided as “La Beltraneja.” Henry IV repudiated her and recognized his sister Isabella as heir to…

…against those of his daughter, Joan. They were anxious for the help and leadership of the Aragonese prince and content with the alliance of a country in which the magnates had such far-reaching privileges as the Aragonese nobility. It needed a forged papal dispensation for the marriage, the blackmailing of…