<prompt> Nyorai kupfuurira kweiyi ndima - Anenge makore maviri pashure pokubva kwakazara kweU.S. kubva kuIndochina mukuwirirana nemitemo yeParis Peace Agreements ya1973, PAVN yakatanga Spring Offensive yakanangidzirwa pakubatanidza Vietnam. Pasina rutsigiro rwakananga rweU.S., uye vachitambura nekushushikana kunokonzerwa nekuderedza rubatsiro, ARVN yakanga isina kugadzirira kusangana nePAVN yakakurudzirwa, uye kunyangwe paine hukuru hwepepa reARVN, PAVN yakakurumidza kuwana kukunda mukati memwedzi miviri uye yakatora Saigon.  <response>: musi waApril 30, 1975, zvichigumisa zvinobudirira makore 70 okurwisana kwakabva pakupinda kweFrance muchikoloni muzana remakore rechi19 uye kubatanidza Vietnam. 