3 ▁and ▁ 1 7 3 4 ▁under ▁mar éch al ▁de ▁Co igny ▁and ▁took ▁part ▁in ▁the ▁ 1 7 3 5 ▁campaign ▁on ▁the ▁banks ▁of ▁the ▁Rh ine ▁as ▁a ▁brig ad ier . ▁He ▁was ▁made ▁a ▁mar éch al ▁de ▁camp ▁in ▁ 1 7 4 0 ▁and ▁put ▁in ▁command ▁of ▁Fran che - Com té . ▁He ▁was ▁attached ▁to ▁the ▁arm ée ▁de ▁la ▁Me use ▁in ▁ 1 7 4 1 ▁and ▁ 1 7 4 2 ▁and ▁the ▁arm ée ▁du ▁Rh in ▁in ▁ 1 7 4 4 . ▁ ▁In ▁ 1 7 4 5 ▁he ▁was ▁made ▁a ▁lieutenant ▁général ▁and ▁a ▁kn ight ▁of ▁the ▁Order ▁of ▁the ▁Holy ▁Spirit ▁and ▁that ▁year ▁fought ▁in ▁the ▁army ▁commanded ▁on ▁the ▁banks ▁of ▁the ▁Rh ine ▁by ▁Louis - Fran çois ▁de ▁Bour bon . ▁In ▁ 1 7 4 6 ▁he ▁served ▁in ▁Fland ers ▁under ▁Louis ▁XIV ▁himself . ▁In ▁ 1 7 5 2 ▁he ▁became ▁a ▁member ▁of ▁the ▁Ac adémie ▁des ▁sciences , ▁b elles - let tres ▁et ▁arts ▁de ▁Bes an çon ▁et ▁de ▁Fran che - Com té . ▁He ▁joined ▁the ▁French ▁force ▁campaign ing ▁in ▁Germany ▁in ▁ 1 7 5 7 ▁and ▁ 1 7 5 8 ▁and ▁in ▁ 1 7 6 8 ▁he ▁was ▁appointed ▁a ▁mar shal ▁of ▁France . ▁He ▁died ▁aged ▁ 6 9 ▁without ▁male ▁issue ▁and ▁Guy ▁Michel ' s ▁younger