▁Marine ▁Corps ▁Battalion ▁was ▁established ▁at ▁S att ah ip ▁in ▁ 1 9 3 7 . ▁Two ▁years ▁later , ▁the ▁ 2 nd ▁Battalion ▁was ▁expanded ▁into ▁the ▁Marine ▁Corps ▁Department . ▁Short ly ▁after ▁that , ▁a ▁border ▁dispute ▁with ▁French ▁Ind o - Ch ina ▁turned ▁violent , ▁and ▁the ▁Marine ▁Corps ▁Department ' s ▁" Ch anth ab uri ▁Division " ▁was ▁engaged ▁in ▁action ▁with ▁the ▁French ▁Foreign ▁Leg ion ▁several ▁times . ▁During ▁World ▁War ▁II , ▁the ▁Marine ▁Corps ▁sent ▁troops ▁to ▁defend ▁the ▁southern ▁border ▁with ▁Mal aya ▁and ▁also ▁guard ed ▁Ph uk et ▁Province ▁from ▁possible ▁attack . ▁ ▁After ▁Imperial ▁Japan ' s ▁surrender ▁in ▁September ▁ 1 9 4 5 , ▁Th ai ▁Mar ines ▁helped ▁dis arm ▁the ▁Japanese ▁Army ▁at ▁Ba an ▁P ong ▁District ▁in ▁R atch ab uri ▁Province . ▁In ▁ 1 9 5 0 , ▁when ▁violence ▁in ▁Malays ia ▁sp illed ▁over ▁into ▁Th ailand , ▁Marine ▁Corps ▁Tro op ▁ 6 ▁was ▁sent ▁to ▁help ▁restore ▁the ▁peace ▁in ▁Nar ath iw at ▁Province . ▁ ▁Sur pr ising ly , ▁on ▁June ▁ 2 9 , ▁ 1 9 5 1 , ▁the ▁Th ai ▁government ▁dis band ed ▁the ▁Marine ▁Corps ▁Bureau , ▁and ▁the ▁Mar ines ▁were ▁distributed ▁into ▁naval ▁units . ▁However , ▁this ▁was ▁during ▁the ▁Korean ▁War , ▁and ▁both ▁the ▁United ▁States ▁Military ▁and ▁the ▁Royal ▁Th ai ▁Navy ▁ur ged ▁Th ailand ▁to ▁re