▁As ▁part ▁of ▁the ▁plan , ▁the ▁division ▁de activ ated ▁its ▁ 3 rd ▁Brigade ▁Com bat ▁Team ▁following ▁its ▁ 2 0 1 4 ▁deployment ▁to ▁Afghan istan . ▁ ▁The ▁ 4 th ▁B CT ▁was ▁re flag ged ▁as ▁the ▁ 3 rd ▁Brigade ▁Com bat ▁team ▁in ▁April ▁ 2 0 1 5 . ▁ ▁The ▁ 1 st ▁Arm ored ▁Division ' s ▁S ust ain ment ▁Brigade ▁deployed ▁ 2 0 0 ▁of ▁its ▁soldiers ▁to ▁Afghan istan ▁on ▁ 1 1 ▁May ▁ 2 0 1 5 . ▁ ▁Operation ▁Fre edom ' s ▁S entin el ▁ ▁In ▁late ▁December ▁ 2 0 1 6 , ▁Army Times ▁reported ▁that ▁about ▁ 1 , 5 0 0 ▁soldiers ▁from ▁the ▁ 1 st ▁S try ker ▁Brigade ▁Com bat ▁Team ▁and ▁about ▁ 8 0 0 ▁soldiers ▁from ▁the ▁ 1 6 th ▁Com bat ▁A viation ▁Brigade ▁to ▁Afghan istan ▁as ▁part ▁of ▁Operation ▁Fre edom ' s ▁S entin el . ▁In ▁March ▁ 2 0 1 7 , ▁Stars ▁and ▁St ri pes ▁reported ▁that , ▁according ▁to ▁an ▁Army ▁statement , ▁ 2 0 0 ▁soldiers ▁from ▁the ▁ 1 st ▁S ust ain ment ▁Brigade ▁will ▁deploy ▁throughout ▁Afghan istan ▁to ▁lead ▁log ist ical ▁operations , ▁particularly ▁providing ▁supply , ▁to ▁support ▁the ▁US ▁counter ter ror ism ▁mission ▁and ▁Afghan - led ▁operations ▁against ▁the ▁Tal ib an . ▁ ▁Operation ▁In her ent ▁Resol ve ▁