and his sons, and acted as tutor to the Infante D.
do Infante D.
Antonio and Francesco both having died childless, the duchy passed to Charles of Bourbon (Don Carlos), infante of Spain, who, becoming king of Naples in 1734, surrendered Parma and Piacenza to Austria, but retained the artistic treasures of the Farnese dynasty which he had removed from Parma to Naples.
Spain reconquered the duchies in the war of succession (1745); they were recovered by Austria in 1746; and Maria Theresa again surrendered them to Don Philip, infante of Spain, in 1748.
He took up his residence in Avila, where he had built a convent; and here he resumed the common life of a friar, leaving his cell in October 1497 to visit, at Salamanca, the dying infante, Don Juan, and to comfort the sovereigns in their parental distress.