After the Thammasat University massacre on 6 October 1976 , many SPT cadre went into exile or joined the Communist Party of Thailand 's guerrillas in the border areas with Laos in northern Thailand and Isan ( northeastern Thailand ) . Thus the party was dissolved by the order of National Administrative Reform Council leader Sangad Chaloryu in 6 October 1976
Thammasat University massacre
Thammasat University massacre
Socialist Party of Thailand