<prompt> Qedela umusho olandelayo: UDũng wahlela futhi wayala i-Spring Offensive ka-1975, ukuhlasela kokugcina kwe-PAVN okwahlula izivikelo zaseNingizimu Vietnam futhi  <response>: yathatha iSayigoni ngo-1975. Wabuye waqondisa ukuhlasela kweVietnam kweKhmer Rouge eCambodia kanye nokungqubuzana kwemingcele okwabangelwa yiPeoples Republic of China ngo-1979. Wabekwa njengoNgqongqoshe Wezokuvikela ngo-1980. Uthathe umhlalaphansi ngoDisemba 1986 eMhlanganweni Wesithupha Kazwelonke Weqembu LamaKhomanisi aseVietnam. 