<prompt> Nyorai kupfuurira kweiyi ndima - Muna April 1975, achibhururuka basa rokurwisa zvinangwa zveNorth Vietnamese, A-37 yake yakapfurwa nemoto unorwisa ndege. Mumwedzi iwoyo, guta reSaigon rakakundwa  <response>: neNorth Vietnamese Army, iyo yakaratidza kuguma kweHondo yeVietnam uye kuwa kweSouth Vietnam. 