Nyorai kupfuurira kweiyi ndima - Mack akazviratidza zvakare pamunda weNeerwinden uye akanga ane rutivi runotungamirira munhaurirano pakati peCoburg neDumouriez. Akaramba achishanda semukuru mukuru, uye zvino akaitwa mukuru mukuru ("Inhaber") we cuirassier regiment. Akakuvadzwa paFamars, asi muna 1794 akanga avazve mubasa rinoshanda, apedzisira ava mukuru mukuru. Asi kukundikana kwesangano rakabatanidzwa
, kunyangwe zvaive nekuda kwezvinhu zvematongerwo enyika uye zvechiuto uye pfungwa, pamusoro pazvo Mack aive asina kudzora, zvakapihwa kwaari, sekubudirira kwavo kwaKurume-Kubvumbi 1793, uye akazowira mukusafarirwa mumatunhu emauto. Mambo, zvino Francis II, akaramba ari mutsigiri wake uye muna 1797 Mack akasimudzirwa kuva Feldmarschall-lieutenant, uye mugore rakatevera akagamuchira, pakukumbira kwomumambo, kutungamira kweuto reNeapolitan. Akanga asingakwanisi kuita chinhu nezvinhu zvisingavimbisi zvokutungamirira kwake kutsva mukurwisana nemauto evapanduki eFrance, uye pasina nguva refu, ari mungozi chaiyo yokuurawa navarume vake, akapotera mumusasa weFrance. Pakutanga, akavimbiswa kupfuurira akasununguka kunyika yake amene, asi Napoleon akarayira kuti anofanira kuendeswa kuFrance somusungwa wehondo.