1911 Encyclopædia Britannica, Volume 18… (1911)
“ They married and crossed to London, but the union proved unhappy, and they were divorced on their return to Paris. Turning to the fashionable world, Casimir de Montrond became famous for his successes. He was the confidant and political agent of Talleyrand, and his inside knowledge of politics enabled him to make a large fortune on the Bourse. In 1809 he was disgraced for some imprudent comments on the imperial system, and exiled from Paris. ”
