ALEXIS GUIGNARD  , comte de Saint Priest (1805-1851), was the son of Armand de Saint Priest and Princess Galitzin . Educated in Russia, he returned to France with his father in 1822, and soon made his mark in literary circles . His most important works were Histoire de la royaute conside'ree dens ses origins jusqu'd la formation des principales monarchies de l'Europe (2 vols., 1842) ; Histoire de la chute des Jesuites (1844); Histoire de la conquete de Naples (4 vols.,1847-1848) . He was elected to the Academy in January 1849 . Meanwhile he had departed from the legitimist tradition of his family to become a warm friend to the Orleans monarchy, which he served between 1833 and 1838 as ambassador in Brazil, at Lisbon and at Copenhagen . He died, while on a visit to Moscow, on the 29th of September 1851 .