 Nyora kupfuurira kweiyi ndima - Pashure pa 1848, apo Wallachian Revolutionyakaguma ichipambwa nemauto eOttoman neRussia, uye kusvikira kuHondo yeCrimea, Vaillant akaramba achidhinda mapepa aitsigira nyaya yeRomania. Sezvo mauto eRussia akadzokera shure, achizotsiviwa nehurumende yeAustria yenguva pfupi, iyo yakatsiviwa nekudzivirirwa kwemasimba kusanganisira Humambo hweFrance, akaburitsa chinyorwa chinotsigira mubatanidzwa weMoldo-Wallachian uye achisimbisa kuzvitonga kwenyika mbiri maererano nePorte. Muna 1857, akanyora chikumbiro kuna Count Colonna-Walewski, Gurukota rezvekunze reFrance, umo akadaidzira kunzwira tsitsi kweFrance pamusoro pevaMoldo-Wallachians, kwakavakirwa panhoroondo yavo yakaisvonaka netariro yeramangwana ravo. Panguva iyoyo, akataura kanoverengeka nezveRomania se la langue dor mutauro wegoridhe, zita rakanyanya kuoneka mumusoro wenyaya yezvinyorwa zveRomania zvaakadhinda muna 1851. Vaillant akanyorawo zvinyorwa zvaitsoropodza vaparadzi veMoldova. 