0 ▁Th ai ▁volunte ers ▁were ▁serving ▁in ▁La os . ▁ ▁Over view ▁ ▁The ▁Kingdom ▁of ▁Th ailand ▁occupied ▁a ▁del icate ▁position ▁during ▁the ▁Second ▁Ind och ina ▁War . ▁The ▁Kingdom ▁of ▁La os ▁was ▁a ▁buffer ▁between ▁the ▁People ' s ▁Republic ▁of ▁China ▁and ▁the ▁Democratic ▁Republic ▁of ▁Vietnam ▁and ▁Th ailand , ▁and ▁their ▁possible ▁dom ination ▁of ▁the ▁Th ais . ▁La os ▁also ▁served ▁as ▁a ▁buffer ▁from ▁the ▁fighting ▁in ▁the ▁Vietnam ▁War . ▁However , ▁the ▁Th ai – La o ▁border ▁of ▁the ▁M ek ong ▁River ▁was ▁easily ▁bre ached . ▁As ▁a ▁result , ▁there ▁was ▁a ▁cons ensus ▁among ▁Th ais ▁that ▁commun ist ▁enc ro achment ▁should ▁be ▁stopped ▁short ▁of ▁Th ai ▁territory . ▁As ▁an ▁open ▁effort ▁would ▁attract ▁Chinese ▁attention , ▁the ▁Th ai ▁government ▁elected ▁cover t ▁participation ▁in ▁the ▁on going ▁La ot ian ▁Civil ▁War . ▁The ▁Police ▁Aer ial ▁Rein for cement ▁Unit ▁( PAR U ) ▁of ▁the ▁Border ▁Pat rol ▁Police ▁( B PP ) ▁became ▁the ▁l ia ison ▁agents ▁for ▁that . ▁ ▁Background ▁ ▁As ▁early ▁as ▁September ▁ 1 9 5 8 , ▁the ▁Royal ▁Th ai ▁Army ▁( R TA ) ▁began ▁training ▁La o ▁troops ▁at ▁Camp ▁E raw an , ▁Th ailand . ▁In ▁April ▁ 1 9 6 1 , ▁the ▁first ▁training ▁camp ▁in ▁Th ailand ▁for ▁La o ▁rec ruits ▁opened ▁in ▁n ortheast ▁Th ailand ; ▁this