<prompt> Bhala okuqhubekayo kwalesi sigaba - Naphezu kwesivumelwano sokuthula ngaphansi kweziVumelwano Zokuthula zaseParis, esaphetha ngoJanuwari 1973 ngemva kweminyaka emihlanu yezingxoxo eziqhubekayo, ukulwa kwaqhubeka cishe ngokushesha ngemva kwalokho. Ibutho elivamile laseNyakatho yeVietnam kanye namabutho asizayo aseViet-Cộng aqala ukuhlasela okukhulu kwesibili okuhlanganisiwe kwezikhali ezivamile ngo-1975. Amabutho obuKhomanisi anqoba iSayigon  <response>: ngo-April 30, 1975, okuphawula ukuphela kweRiphabhulikhi yaseVietnam. NgoJulayi 2, 1976, uhulumeni waseNyakatho yeVietnam olawulwa yi-Provisional Revolutionary Government of the Republic of South Vietnam kanye neDemocratic Republic of Vietnam North Vietnam bahlangana ukuze bakhe iSocialist Republic of Vietnam. 