at ▁north ▁of ▁Se oul . ▁During ▁the ▁three ▁weeks ▁of ▁training , ▁the ▁R angers ▁were ▁rein for ced ▁by ▁another ▁pl ato on ▁of ▁African - American ▁R angers ▁directly ▁from ▁R anger ▁school ▁under ▁Lieutenant ▁Antonio ▁Anthony . ▁ ▁On ▁ 2 3 ▁March , ▁the ▁ 1 8 7 th ▁and ▁attached ▁R angers ▁were ▁dropped ▁around ▁M uns an - ni , ▁ ▁north west ▁of ▁Se oul , ▁with ▁the ▁mission ▁to ▁hold ▁an ▁air head ▁to ▁inter f ere ▁with ▁the ▁Chinese ▁and ▁North ▁Korean ▁log ist ical ▁network , ▁and ▁link up ▁with ▁the ▁ 6 th ▁Med ium ▁T ank ▁Battalion ▁ 1 8 ▁hours ▁after ▁drop . ▁The ▁force ▁of ▁ 3 , 5 0 0 ▁left ▁Ta egu ▁in ▁ 1 5 0 ▁trans ports , ▁over ▁the ▁Y ellow ▁Sea ▁and ▁over ▁the ▁North ▁Korean ▁coast . ▁The ▁ 2 nd ▁R anger ▁Company ▁dropped ▁from ▁its ▁aircraft ▁at ▁ 0 9 : 1 5 , ▁the ▁first ▁time ▁in ▁history ▁U . S . ▁Army ▁R angers ▁conducted ▁an ▁aer ial ▁insert ion ▁into ▁combat . ▁S uffer ing ▁only ▁two ▁R angers ▁injured ▁from ▁the ▁jump , ▁the ▁force ▁was ▁non eth eless ▁able ▁to ▁surprise ▁and ▁capture ▁several ▁positions ▁of ▁the ▁NK ▁ 1 9 th ▁Division . ▁ ▁The ▁R angers ▁mass ed ▁and ▁moved ▁south ▁to ▁a ▁terrain ▁feature ▁known ▁as ▁Hill ▁ 1 5 1 , ▁the ▁link up ▁point ▁with ▁the ▁ 6 th