IsabellaI

Is·a·bel·la I (ĭz'ə-bĕlʹə), Known as “Isabella the Catholic.” 1451-1504.

Queen of Castile (1474-1504). Her marriage in 1469 to Ferdinand V of Castile and León (later Ferdinand II of Aragon) marked the beginning of a unified Spanish state. Isabella sponsored the voyages of Christopher Columbus.

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