The Tr?nh–Nguy?n War lasted from 1627 until eventually 1672. The Tr?nh army staged at the very least 7 offensives, all of which did not capture Phú Xuân. For the time, starting in 1651, the Nguy?n themselves went around the offensive and attacked parts of Tr?nh territory.Its economic reforms considering the fact that the beginning of ??i M?i in