The civil war concerning the Lê-Tr?nh and M?c dynasties ended in 1592, when the military of Tr?nh Tùng conquered Hanoi and executed king M?c M?u H?p. Survivors from the M?c royal relatives fled towards the northern mountains during the province of Cao B?ng and continued to rule there right up until 1677 when Tr?nh T?c conquered this previous M?c