In 1369 Shangdu was occupied by the Ming army and put to the torch.
It was the result of the conquest of the region by invading Ming armies in 1406 to 1407.
In 1537, a very large Ming army was sent to restore the Lê family.
Moreover, when the reinforcing Ming army retreated, the people that suffered were the civilians.
As a result, in 1537 a huge Ming army came down from the north with orders to defeat the Mạc.
They also served as political commissars for the Ming armies in times of war.
In the winter of 1406, the Ming armies began their invasion.
The Ming army killed an estimated 60,000 people and castrated the young sons of prisoners, according to an ancient custom.
In 1372, the former dispatched the Ming army of 150,000 men to Mongolia.
The western division of the Ming army was forced to retreat due to other divisions' failures, though, they won a series of places.