▁the ▁AR Bi H ▁ 5 th ▁Corps , ▁which ▁would ▁continue ▁its ▁rapid ▁advance ▁towards ▁P rij edor ▁and ▁Nov i ▁Grad . ▁ ▁The ▁orders ▁only ▁gave ▁the ▁H V ▁approximately ▁ 1 0 ▁hours ▁to ▁prepare , ▁so ▁only ▁those ▁H V ▁elements ▁already ▁deployed ▁in ▁the ▁vic inity ▁of ▁the ▁planned ▁bridge head s ▁were ▁committed ▁to ▁the ▁attack — dra wn ▁from ▁the ▁Zag reb ▁Corps ▁along ▁the ▁Una ▁and ▁the ▁B jel ov ar ▁Corps ▁along ▁the ▁S ava . ▁The ▁Una ▁cross ings ▁were ▁considered ▁the ▁primary ▁object ives , ▁and ▁were ▁assigned ▁to ▁elements ▁of ▁the ▁ 1 st ▁Gu ards ▁and ▁ 2 nd ▁Gu ards ▁brig ades ▁supported ▁by ▁the ▁ 1 7 th ▁Home ▁Guard ▁Regiment . ▁The ▁two ▁gu ards ▁brig ades ▁combined ▁had ▁ 1 , 5 0 0 ▁troops , ▁with ▁a ▁further ▁ 1 , 5 0 0 ▁reserve ▁inf antry ▁of ▁the ▁Home ▁Guard , ▁available ▁for ▁the ▁crossing ▁of ▁the ▁Una . ▁The ▁B jel ov ar ▁Corps ▁had ▁approximately ▁ 2 , 5 0 0 ▁Home ▁Guard ▁reserve ▁inf antry ▁at ▁its ▁dispos al , ▁distributed ▁in ▁three ▁battle groups ▁( cons isting ▁of ▁elements ▁of ▁the ▁ 5 2 nd , ▁ 1 2 1 st ▁and ▁ 1 2 5 th ▁Home ▁Guard ▁reg iments ) ▁and ▁about ▁ 9 0 0 ▁support ▁troops , ▁including ▁a ▁batt alion ▁of ▁ ▁guns ▁from ▁the ▁ 1 6 th ▁Art illery - R ocket