Cannons of Vietnam in the Afterwards Lê dynasty In 1418, Lê L?I had been the son of the wealthy aristocrat in Thanh Hóa, led the Lam S?n uprising towards the Ming from his foundation of Lam S?n (Thanh Hóa province). Conquering quite a few early setbacks and with strategic advice from Nguy?n Trãi, Lê L?i's motion lastly collected momentum. In