Pedzisa mutsara unotevera:
February Revolution ya 1848 akagadzwa Maritime Prefect we4th maritime arrondissement, kwaakabatsira kudzorera rugare. Ipapo akava "premier conseil" paAdmiralty. Musi wa 1 May 1849 Vaillant akasimudzirwa kuva commodore ("contre-amiral"), uye musi wa 6 August 1849 akaitwa wechipiri mukutungamira kwe2nd Mediterranean squadron, pasi paAlexandre Ferdinand Parseval-Deschenes.