Mezue ahịrịokwu na-esonụ: Soviet Union kwadoro ndị Vietnamese n'ọchịchị ha
1978 mwakpo nke Cambodia, mwakpo nke ụwa nke mbụ, ọkachasị United States, na People's Republic of China na-ewere dị n'okpuru iwu nke Soviet Union. USSR ghọkwara onye nkwado kasịnụ nke steeti ọhụrụ ahụ na Cambodia, People's Republic of Kampuchea (PRK). Na nzukọ 1979 Jimmy Carter mere mkpesa na Brezhnev banyere ọnụnọ ndị agha Vietnamese na Cambodia, nke Brezhnev zara na ụmụ amaala nke PRK nwere obi ụtọ banyere ịkwatu gọọmentị Khmer Rouge; na nke a, dị ka ọkọ akụkọ ihe mere eme Archie Brown na-ekwu, ọ bụ eziokwu.