The civil war among the Lê-Trịnh and Mạc dynasties resulted in 1592, when the army of Trịnh Tùng conquered Hanoi and executed king Mạc Mậu Hợp. Survivors with the Mạc royal loved ones fled towards the northern mountains during the province of Cao Bằng and continued to rule there until https://robertl396wch0.idblogmaker.com/profile