Cannons of Vietnam throughout the Later Lê dynasty In 1418, Lê L?I had been the son of the wealthy aristocrat in Thanh Hóa, led the Lam S?n uprising against the Ming from his foundation of Lam S?n (Thanh Hóa province). Overcoming quite a few early setbacks and with strategic information from Nguy?n Trãi, Lê L?i's motion lastly gathered moment