Duke of valentinois biography of albert einstein

Title of nobility originally within French peerage

Duke of Valentinois (French: Duc de Valentinois; Italian: Duca Valentino) is a title of nobility, originally in the French peerage.

It is currently one of the many hereditary titles claimed by the Prince of Monaco despite its extinction in French law in 1949. Though it originally indicated administrative control of the Duchy of Valentinois, based around the city of Valence, the duchy has since become part of France, making the title simply one of courtesy.

If Duke of Valentinois´ intent was to acquire riches from a potentially productive area, by reclaiming the whole swampland, then Leonardo.

It has been created at least four times: on August 17, 1498, for Cesare Borgia, in 1548 for Diane of Poitiers, in 1642 for Prince Honoré II of Monaco, and most recently in 1715 for Prince Jacques I of Monaco.

Counts of Valentinois

Main article: County of Valentinois

First creation

King Louis XII of France and Naples created Cesare Borgia Duke of Valentinois in 1498.

Both the Italianized form of this title and his previous appointment as C