▁ ▁On ▁February ▁ 8 , ▁ 1 9 5 2 , ▁General ▁J . ▁Law ton ▁Collins , ▁the ▁Army ▁Chief ▁of ▁Staff , ▁named ▁Colonel ▁Cord ero ▁D áv ila , ▁the ▁highest - ran king ▁Puerto ▁R ican ▁in ▁the ▁Army , ▁Command ing ▁officer ▁of ▁the ▁ 6 5 th ▁Regiment . ▁ ▁On ▁July ▁ 3 , ▁ 1 9 5 2 , ▁the ▁Regiment ▁def ended ▁the ▁ML R ▁for ▁ 4 7 ▁days ▁and ▁saw ▁action ▁at ▁C ogn ac , ▁King ▁and ▁Queen ▁with ▁successful ▁attacks ▁on ▁Chinese ▁People ' s ▁Vol unte er ▁Army ▁( P VA ) ▁positions . ▁On ▁July ▁ 2 0 , ▁after ▁an ▁enemy ▁counter att ack , ▁Cord ero ▁D áv ila ▁exposed ▁himself ▁to ▁enemy ▁fire ▁and ▁helped ▁to ▁ev acu ate ▁the ▁wounded ▁men ▁of ▁Company ▁" C " ▁and ▁guide ▁them ▁to ▁safety . ▁Cord ero ▁D áv ila , ▁a ▁Bron ze ▁Star ▁recip ient , ▁was ▁awarded ▁the ▁Silver ▁Star ▁for ▁his ▁actions . ▁On ▁October ▁the ▁Regiment ▁also ▁saw ▁action ▁in ▁the ▁Cher won ▁S ector ▁and ▁on ▁Iron ▁Hor se , ▁Hill ▁ 3 9 1 , ▁whose ▁lower ▁part ▁was ▁called ▁" Jack son ▁He ights ". ▁ ▁In ▁September ▁ 1 9 5 2 , ▁the ▁ 6 5 th ▁Infantry ▁was ▁holding ▁on ▁to ▁a ▁position ▁known ▁as ▁" Out post ▁Kelly ". ▁The ▁P VA ▁over ran ▁the ▁hill ▁in ▁what ▁became ▁known ▁as ▁the ▁Battle ▁of