 These families realized in the area, a dense network of military facilities, which included the towns of Capraia and Montelupo Fiorentino.At the end of the 12th century AD, began the expansion stage of Florence in the area, which found the fierce opposition of the Counts Alberti.Beginning on the 13th century AD, the town of Montelupo Fiorentino is destroyed by the Florentines, whom, on the same site, built a walled castle - true symbol of their domination in the territory.