The civil war amongst the Lê-Trịnh and Mạc dynasties resulted in 1592, when the army of Trịnh Tùng conquered Hanoi and executed king Mạc Mậu Hợp. Survivors on the Mạc royal relatives fled towards the northern mountains within the province of Cao Bằng and ongoing to rule there until finally https://gk8864219.blogsidea.com/37309246/rumored-buzz-on-6623