Ferdinand V of Castile, III of Naples, and II of Aragon and Sicily. Surnamed "The Catholic." He was the son of John II, and succeeded his father on the throne of Aragon and Sicily in 1466. In 1469 he was married to Isabella, sister of Henry IV of Castile, and in 1479 became, through her, king of Castile, Isabella sharing with him the royal dignity. The reign of Ferdinand and Isabella was signalized by the voyage to America by Columbus.

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