Mezue ahịrịokwu na-esonụ: Mgbọrọgwụ nke PCJSS nwere ike ịgbaso na Hill Tracts Students' Association na Parbatya Chattagram Upajatiya Kalyan Samiti (United People's Welfare and Development Party of the Chittagong Hill Tracts) nke a haziri na 1960s na ihe bụ mgbe ahụ East Pakistan. Ndi otu a kpara mkpamkpa n'aha otu narị puku ndị obodo ahụ a chụpụrụ n'ihi owuwu nke Kaptai Dam, na-achọ mweghachi na ụgwọ. Mgbe ndị
mgbe e guzobere Bangladesh na 1971, ndị nnọchi anya Chittagong Hill Tracts dị ka ndị ndọrọ ndọrọ ọchịchị Chakma bụ Charu Bikash Chakma na Manabendra Narayan Larma chọrọ nnwere onwe na nnabata nke ikike nke ndị mpaghara ahụ. Larma na ndị ọzọ megidere akwụkwọ nke Iwu nke Bangladesh, ọ bụ ezie na Iwu ahụ kwenyere na njirimara agbụrụ mana Larma na ndị ọzọ chọrọ nnwere onwe zuru oke na nkewapụ na Bangladesh. Iwu gọọmentị nke naanị amaara ọdịbendị Bengali na asụsụ Bengali na ịkọwa ụmụ amaala niile nke Bangladesh dị ka ndị Bengal. Na mkparịta ụka ya na ndị nnọchi anya Hill Tracts nke Manabendra Narayan Larma duziri, onye ndu mba ahụ bụ Sheikh Mujibur Rahman siri ọnwụ na agbụrụ ndị Hill Tracts nakweere njirimara Bengali. A na-akọkwa na Sheikh Mujib na-eyi egwu na ọ ga-eji ike mee ka ndị Bengal biri na Hill Tracts iji belata ndị obodo ahụ ka ha bụrụ ndị pere mpe.