. ▁George ▁Washington ▁appointed ▁influ ential ▁Sh en ando ah ▁Valley ▁political ▁leader ▁Charles ▁M yn n ▁Th rust on ▁as ▁colon el ▁in ▁command . ▁The ▁regiment ▁participated ▁in ▁the ▁Philadelphia ▁Camp aign ▁in ▁late ▁ 1 7 7 7 . ▁One ▁company ▁was ▁det ached ▁from ▁the ▁regiment ▁on ▁ 4 ▁April ▁ 1 7 7 8 ▁and ▁became ▁part ▁of ▁Hart ley ' s ▁Add itional ▁Cont inental ▁Regiment . ▁The ▁unit ▁was ▁present ▁in ▁the ▁Mon mouth ▁Camp aign ▁in ▁June ▁ 1 7 7 8 . ▁What ▁was ▁left ▁of ▁the ▁regiment ▁was ▁attached ▁to ▁Gray son ' s ▁Add itional ▁Cont inental ▁Regiment ▁on ▁ 1 5 ▁November ▁ 1 7 7 8 . ▁Gray son ' s ▁and ▁Th rust on ' s ▁Reg iments ▁were ▁absor bed ▁by ▁G ist ' s ▁Add itional ▁Cont inental ▁Regiment ▁on ▁ 2 2 ▁April ▁ 1 7 7 9 ▁and ▁Th rust on ' s ▁Regiment ▁ceased ▁to ▁exist . ▁ ▁History ▁On ▁ 2 8 ▁March ▁ 1 7 7 7 , ▁George ▁Washington ▁wrote ▁a ▁letter ▁to ▁George ▁We ed on . ▁The ▁following ▁part ▁concerns ▁Th rust on ' s ▁Regiment . ▁I ▁have ▁therefore ▁made ▁Captain ▁Washington , ▁Major ▁of ▁Mo yl an ' s ▁light ▁Drag o ons , ▁and ▁Capt t . ▁Thor nt on ▁Major ▁of ▁a ▁Regiment ▁to ▁be ▁raised ▁by ▁Col o . ▁Th rust on ▁in ▁Virginia , ▁with ▁the ▁chance ▁of ▁being ▁Lie utt . ▁Colonel