Nyorera kupfuurira kweiyi ndima - Ukama pakati pehutongi hweKhmer Rouge neVietnam yakavakidzana hwakaputsika mukupera kwa1978, ichipisa Hondo yeCambodian-Vietnamese
. 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.