The long peace came to an end with the Tây Sơn revolt in the south against the Nguyễn Lord, Trịnh Sam, as a chance to finally put an end to the Nguyễn rule over the south of Vietnam.
The long peace came to an end with the Tây Sơn revolt in the south against the Nguyễn Lord. This was as a chance to finally put an end to the Nguyễn rule over the south of Vietnam. Trịnh Sam was the Nguyễn Lord.