▁heavy ▁fighting , ▁the ▁three ▁Long ▁An ▁batt al ions , ▁the ▁ 3 0 1 st , ▁ 3 2 2 nd ▁and ▁ 3 3 0 th , ▁account ed ▁for ▁over ▁ 1 2 0 ▁P AV N ▁killed ▁and ▁ 2 ▁captured . ▁Meanwhile , ▁the ▁ 1 2 th ▁Regiment , ▁fighting ▁two ▁reg iments ▁of ▁the ▁P AV N ▁ 5 th ▁Division , ▁killed ▁over ▁ 3 5 0 ▁and ▁captured ▁ 1 6 . ▁ ▁During ▁the ▁final ▁weeks ▁of ▁April ▁V C ▁units ▁tried ▁to ▁inter dict ▁sections ▁of ▁Highway ▁ 4 , ▁but ▁division ▁forces ▁rep uls ed ▁these ▁attacks . ▁No ▁attacks ▁were ▁launched ▁on ▁any ▁district ▁towns ▁or ▁provincial ▁capit als ▁in ▁Din h ▁Tu ong ▁and ▁other ▁M ek ong ▁provinces . ▁On ▁ 3 0 ▁April ▁ 1 9 7 5 ▁as ▁South ▁Vietnam ese ▁President ▁Du ong ▁Van ▁Min h ▁surrender ed ▁to ▁the ▁North ▁Vietnam ese , ▁the ▁division ' s ▁units ▁started ▁to ▁dis integr ate , ▁however ▁in ▁C ai ▁L ay ▁and ▁My ▁Th o , ▁some ▁units ▁continued ▁resistance ▁until ▁the ▁morning ▁of ▁ 1 ▁May . ▁Major ▁General ▁Nam ▁and ▁his ▁deput y ▁commander , ▁Le ▁Van ▁Hung , ▁committed ▁suic ide ▁separately ▁on ▁ 3 0 ▁April ▁and ▁ 1 ▁May ▁while ▁Brig ad ier ▁General ▁T ran ▁Van ▁H ai ▁committed ▁suic ide ▁at ▁D ong ▁Tam ▁Base ▁on ▁ 3 0 ▁April . ▁ ▁Organisation ▁Component ▁units : ▁▁