Tuhia he haere tonu mō tēnei wāhanga - After the February Revolution
I te 1848, i tohua ia hei Kaihautū Moana o te rohe moana tuawhā, i reira i awhina ai ia ki te whakahoki mai i te rangimarie. Kātahi ka noho ia hei "premier conseil" ki te Admiralty. I te 1 o Mei 1849 i whakatairangahia a Vaillant ki te commodore ("contre-amiral"), ana i te 6 o Akuhata 1849 i whakawhiwhia ki a ia hei tuarua mo te 2nd Mediterranean squadron, i raro i a Alexandre Ferdinand Parseval-Deschenes.