▁t ension ▁between ▁the ▁two ▁countries . ▁ ▁In ▁ 1 9 3 1 , ▁while ▁Korea ▁was ▁domin ated ▁by ▁Imperial ▁Japan , ▁there ▁was ▁a ▁dispute ▁between ▁Chinese ▁and ▁Korean ▁far mers ▁in ▁W an pa os han , ▁Man ch uria . ▁It ▁was ▁highly ▁sens ational ized ▁in ▁the ▁Japanese ▁and ▁Korean ▁press , ▁and ▁used ▁as ▁propag anda ▁to ▁increase ▁anti - Ch inese ▁sentiment . ▁It ▁caused ▁a ▁series ▁of ▁anti - Ch inese ▁ri ots ▁throughout ▁Korea , ▁starting ▁in ▁In che on ▁on ▁July ▁ 3 ▁and ▁spread ing ▁rapidly ▁to ▁other ▁cities . ▁Chinese ▁sources ▁estimate ▁that ▁ 1 4 6 ▁people ▁were ▁killed , ▁ 5 4 6 ▁wounded , ▁and ▁a ▁considerable ▁number ▁of ▁properties ▁were ▁destroyed . ▁The ▁worst ▁ri ot ▁occurred ▁in ▁Py ong y ang ▁on ▁July ▁ 5 . ▁In ▁this ▁effect , ▁the ▁Japanese ▁had ▁a ▁considerable ▁influence ▁on ▁sin oph ob ia ▁in ▁Korea . ▁ ▁Starting ▁in ▁October ▁ 1 9 5 0 , ▁the ▁People ' s ▁Vol unte er ▁Army ▁fought ▁in ▁the ▁Korean ▁War ▁( 1 9 5 0 – 1 9 5 3 ) ▁on ▁the ▁side ▁of ▁North ▁Korea ▁against ▁South ▁Korean ▁and ▁United ▁Nations ▁troops . ▁The ▁participation ▁of ▁the ▁P VA ▁made ▁the ▁relations ▁between ▁South ▁Korea ▁and ▁China ▁host ile . ▁Through out ▁the ▁Cold ▁War , ▁there ▁were ▁no ▁official ▁relations ▁between ▁capital ist ▁South ▁Korea ▁and ▁commun ist ▁China ▁until ▁August ▁ 2 4 ,