<prompt> Bhala okuqhubekayo kwalesi sigaba - Cishe eminyakeni emibili ngemuva kokuthi i-U.S. isishiye ngokuphelele i-Indochina ngokuhambisana nemibandela yeziVumelwano Zokuthula ZaseParis zango-1973, i-PAVN yaqala i-Spring Offensive ehlose ukuhlanganisa iVietnam. Ngaphandle kokwesekwa okuqondile kwe-US, futhi ihlushwa izingcindezi ezibangelwa ukuncishiswa kosizo, i-ARVN yayingakulungele ukubhekana ne-PAVN enesisusa esikhulu, futhi naphezu kokuphakama kwephepha le-ARVN, i-PAVN yasheshe yanqoba ezinyangeni ezimbili futhi yathatha iSayigon.  <response>: ngo-April 30, 1975, kwaqedwa ngempumelelo iminyaka engu-70 yezingxabano ezazibangelwa ukuhlasela kwamakoloni aseFrance ngekhulu le-19 futhi kwahlanganiswa iVietnam. 