House of Sforza
Over time, the Medici acquired several territories, which included: the County of Pitigliano, purchased from the Orsini family in 1604; the County of Santa Fiora, acquired from the House of Sforza in 1633; Spain ceded Pontremoli in 1650, Silvia Piccolomini sold her estates, the Marquisate of Castiglione at the time of Cosimo I, Lordship of Pietra Santa, and the Duchy of Capistrano and the city of Penna in the Kingdom of Naples. Vittoria della Rovere brought the Duchies of Montefeltro and Rovere into the family in 1631, upon her death in 1694, they passed to her younger son, Francesco Maria de' Medici. They reverted to the crown with the ascension of Gian Gastone.