Struggle of Th??X??ng river between Tây S?n and Qing army in December, 1788 In 1771, the Tây S?n revolution broke out in Quy Nhon, which was under the Charge of the Nguy?n lord.[111] The leaders of the revolution have been 3 brothers named Nguy?n Nh?c, Nguy?n L?? and Nguy?n Hu?? not link