Pedzisa mutsara unotevera: Pakatanga Hondo yeEngland neFrance muna 1778, Grenier akanga achishumira ari pa"Sphinx" ine pfuti 64. Akatora chikamu muHondo yeUshant, uye akabva apiwa kutungamira kwefrigate "Boudeuse" muchikwata pasi peEstaing. Pana 22 January 1779, akabata ngarava yokuBritain inonzi "Weazle". Akatora rutivi muHondo yeGrenada uye mu
Kukombwa kweSavannah muna September 1779. Muna 1780, akanga ari pabasa rokuperekedza ngoro. Grenier akasimudzirwa kuva Kaputeni musi wa 9 May 1781, uye akashanda pa "Bretagne". Ipapo akashanda pazvinhu zvechikwata chaGuichen.