Pedzisa mutsara unotevera: Muna 1789, Lefebvre akanga ari musoja muGardes Françaises. Pashure pokuparadzwa kwaro, akanyoresa muNational Guard, uko akagamuchira maronda achidzivirira Mhuri youmambo kubva kumhomho yakatsamwa, pashure pacho akabatana neshanduko. Akakwidziridzwa kuva brigadier general muna 1793, akatora chikamu muHondo yeFleurus (24 June 1794). Mushure mekufa kwaGeneral Louis Lazare Hoche akaraira Hondo yeSambre-et-Meuse (Gunyana 1797). Akabva atanga kutungamirira uto reDanube riri pasi paJourdan muna March 1799, kunyange zvazvo kwevhiki yokutanga yemushandirapamwe akanga asingagoni kuita basa ne ringworm uye Dominique Vandamme akamutsiva kwenguva pfupi. Akakuvadzwa gare gare pa
Hondo yeOstrach apo Advance Guard yakatakura mutoro unorema wokurwa kwokutanga. Muna November 1799, Lefebvre akatungamirira mauto eParis uye akabvuma kutsigira Napoleon Bonaparte mu"kuputsa kwake hurumende". Muna 1800, Bonaparte akamugadza kuva seneta.