Pedzisa mutsara unotevera: Ukama pakati pehurumende yeKhmer Rouge neVietnam yakavakidzana hwakaparara mukupera kwa1978, zvichikonzera kurwisana pakati peHondo Yenyika II neHondo Yenyika II.
Hondo yeCambodian neVietnam. Vietnam yakatanga hondo yakazara yechiuto muCambodia muna December 1978 ndokutora Phnom Penh mwedzi wakatevera, nokudaro ichigumisa kutonga kweKhmer Rouge uye kuuraya rudzi kweCambodian. Mauto eVietnam akaendesa Khmer Rouge kunhapwa kuThailand ndokuisa Heng Samrin somutungamiriri mutsva weCambodia yakadzorerwa. Vagari vakanga vaendeswa kumisasa yemapurazi nedzimwe nzvimbo dzaishandiswa neKhmer Rouge vakakumbirwa kudzokera kuPhnom Penh. Muimbi Sieng Vannthy, uyo akanga apukunyuka kuurayiwa kwacho, akakokwa kuti azivise panhepfenyuro yeredhiyo yenyika yeCambodia kuti vagari vaigamuchirwa kudzokera kuguta racho. Vaya vakanga vasina kudzoka vaionekwa sevakafa, kusanganisira vaimbi.