The civil war amongst the Lê-Tr?nh and M?c dynasties led to 1592, when the military of Tr?nh Tùng conquered Hanoi and executed king M?c M?u H?p. Survivors in the M?c royal loved ones fled to the northern mountains during the province of Cao B?ng and continued to rule there till 1677 when Tr?nh T?c conquered this past M?c territory. The Lê monarc