▁to ▁ 1 7 8 0 . ▁▁ ▁Living ston ▁was ▁the ▁second ▁surv iving ▁son ▁of ▁Sir ▁James ▁Living ston , ▁ 2 nd ▁Baron et , ▁of ▁Gl ent ir ran ▁and ▁B ant ask ine ▁and ▁his ▁wife ▁Helen ▁Campbell , ▁daughter ▁of ▁Sir ▁James ▁Campbell , ▁ 2 nd ▁Baron et , ▁of ▁Ar dk ing lass , ▁Ar gy ll , ▁and ▁was ▁bapt ized ▁at ▁F alk irk ▁on ▁ 2 9 ▁July ▁ 1 7 2 2 . ▁ ▁He ▁joined ▁the ▁army ▁in ▁the ▁Royal ▁Sc ots ▁F us ili ers ▁and ▁was ▁ 2 nd ▁lieutenant ▁in ▁ 1 7 4 2 , ▁captain ▁in ▁ 1 7 5 1 ▁and ▁major ▁in ▁ 1 7 5 8 . ▁He ▁served ▁in ▁Canada ▁under ▁General ▁Wol fe ▁and ▁became ▁lieutenant - col onel ▁in ▁ 1 7 6 2 , ▁ret iring ▁in ▁ 1 7 6 6 . ▁When ▁his ▁father ▁died ▁in ▁ 1 7 7 1 ▁he ▁succeeded ▁to ▁the ▁B ant ask ine ▁estate . ▁ ▁In ▁ 1 7 7 2 ▁Living ston ▁was ▁returned ▁as ▁Member ▁of ▁Parliament ▁for ▁Ar gy ll shire ▁in ▁the ▁interest ▁of ▁John ▁Campbell , ▁ 5 th ▁Duke ▁of ▁Ar gy ll . ▁ ▁Samuel ▁Johnson ▁met ▁Living ston ▁when ▁he ▁visited ▁the ▁Duke ▁and ▁after ▁hearing ▁his ▁" v ague " ▁conversation , ▁observed ▁“ ‘ a ▁mighty ▁mist y ▁man , ▁the ▁Colonel ”. ▁In ▁ 1 7 8 0