Queen Juana Enríquez was a significant figure in the history of Spain during the late 15th century. Born around 1462, she was the wife of King Ferdinand II of Aragon and the mother of Queen Isabella I of Castile. Juana played a crucial role in the political landscape of her time, particularly in the unification of Spain. As a queen consort, Juana Enríquez was known for her strong influence in court affairs and her support of the Catholic Monarchs. She was also involved in the early stages of the Spanish Inquisition, which aimed to maintain Catholic orthodoxy in the newly unified kingdoms.