Route of the Princes d'Orange

Orpierre was a fief which depended on the family Mévouillon (before being sold by Galburge de Mévouillon), annexed for a time to Dauphine. The Dauphin sold his territory to Jean de Chalon, who became Lord of Orpierre and the grandson of Jean de Chalon, Baron d'Orpierre and Trescléoux, who married Marie des Baux, heiress of the Principality of Orange, that bound the destinies of Orpierre and Orange! The house of Les Baux, which provides Princes of Orange between 1115 and 1702, and whose...