▁campaign ▁at ▁the ▁time ▁of ▁the ▁Pen ins ula ▁Camp aign ▁and ▁was ▁not ▁under ▁Lee ' s ▁direct ▁command ▁this ▁over view ▁does ▁not ▁include ▁his ▁three ▁divisions . ▁ ▁The ▁Army ' s ▁organization ▁soon ▁proved ▁in e pt ▁in ▁the ▁course ▁of ▁the ▁Pen ins ula ▁Camp aign . ▁The ▁corps - like ▁structure ▁was ▁re arr anged ▁before ▁the ▁Seven ▁Days ▁Battle ▁to ▁conver ge ▁with ▁the ▁requirements ▁of ▁actual ▁command . ▁In ▁the ▁course ▁of ▁this ▁battle ▁the ▁Army ▁featured ▁two ▁Corps ; ▁Jackson ' s ▁and ▁Mag r uder ' s , ▁with ▁four ▁and ▁three ▁divisions ▁respectively , ▁and ▁three ▁actual ▁divisions ▁with ▁five ▁to ▁six ▁brig ades . ▁Also ▁the ▁Def ense ▁District ▁of ▁North ▁Carolina ▁answered ▁directly ▁to ▁the ▁Army ▁as ▁well ▁as ▁the ▁Reserve ▁Art illery ▁with ▁six ▁batt al ions ▁and ▁the ▁caval ry ▁with ▁six ▁reg iments . ▁The ▁army ' s ▁complete ▁strength ▁was ▁about ▁ 9 0 , 0 0 0 ▁soldiers . ▁The ▁exact ▁strength ▁cannot ▁be ▁determined , ▁because ▁only ▁a ▁few ▁notes ▁for ▁actual ▁provision ings ▁surv ived . ▁The ▁estimated ▁strength ▁results , ▁if ▁not ▁explicitly ▁noted , ▁from ▁in - b attle ▁dispatch es . ▁ ▁Organ ization ▁at ▁the ▁set out ▁of ▁the ▁Northern ▁Virginia ▁Camp aign ▁The ▁Seven ▁Days ▁Battle ▁showed ▁the ▁Army ▁still ▁suffered ▁from ▁ins u fficient ▁organization ▁in ▁army ▁command . ▁General ▁Lee ▁sub div ided ▁the ▁army ▁again , ▁but ▁this ▁time ▁only ▁with ▁single ▁commands . ▁He