^Spencer TuckerVietnam Page 20 1999 "Quang Trung promised to treat humanely all Chinese who surrendered and many did so.53 The Vietnamese know this series of victories as the Victory of Ngọc Hồi-Đống Đa, the Emperor Quang Trung's Victory over the Manchu, or the Victory of Spring 1789. It is still celebrated as the greatest military achievement in modern Vietnamese ..."