North Korean People's Army(NKPA) is a party organization installed within the every level of the North Korean military, from Corps to company.North Korea established GeneralPolitics Bureau(GPB),a party organization,within the military on 21stOct,1950.North Korean regime announced thatthe reason forthe establishmentofa party organization within the military was that there was a need to strengthen military principles during the Korean War,when North Korean military was on retreat after entry of the UN forces. However, considering that North Korean leadership atthis time was notable to effectively communicate with otherbranchesofgovernmentandmilitary,whatwasthebackground fortheestablishmentofGPB?Werethereanyotherreason?This study focuses on the background for the establishmentofGPB,with a specialfocuson North Korea-PRC conflictduring thistimeperiod whichhadbeenpreviouslyneglectedinotherstudies. With the establishmentofNorth Korea-China Combined Command and the entry ofChinese People's Volunteer Army(CPVA), Kim IlSung lost operationalcontrolover NKPA as the Supreme Commander.In addition,entryofCPVA weakenedKim'spoliticalinfluenceinNorthKoreanPolitics. The main purpose ofthis study is to providea differentview on the establishmentofGPB: itwasestablishedbyKim IlSungasan effortto check on operational control which was handed over to the CPVA commander. AftertheestablishmentofGPB,themilitaryprinciplesoftheNKPA was strengthened.In addition,Kim continued to emphasize thatNorth Korea mustlead thewarand thatthewarmustbefoughtusing North Korean tactics. Since then, he began to be described as “the Sun" by the pamphlets published by GPB,and his politicalstatus was elevated over higher.Withhiselevatedpoliticalstatus,hewasabletotakeactiononhis politicalenemies,who werethemain supportersofNorth Korea -China Combined Command.He was now able to controlhis relations with the supportersofthecombinedcommand. In sum,Kim was able to check on Chinese influence overthe North Korean military by establishing GPB, a party organization, within the military.In addition,GPB helped Kim gain politicalupper hand within NorthKoreanregime.