 The Catholic Monarchs, Isabel I of Castile and Ferdinand II of Aragon, married in Valladolid in 1469 and established it as the capital of the Kingdom of Castile and later of united Spain.Christopher Columbus died in Valladolid in 1506, while authors José Zorrilla, Miguel de Cervantes and Francisco de Quevedo lived and worked in the city.The city was briefly the capital of Habsburg Spain under Phillip III between 1601 and 1606, before returning indefinitely to Madrid.