sentences:  Afterwards, the citadel defenders surrendered to the Tây Sơn and Trần Quang Diệu spared all the Nguyễn captives.Moreover, Dieu ordered his men to build a tomb for Võ Tánh and his generals.Later, Nguyễn Ánh, now emperor Gia Long, reburied his remains in Phú Nhuận, Saigon, and posthumously gave him the title "Quốc Công" (lit., "Duke of the Nation").