Lê Thánh Tông
After regained independence, Vietnamese monarch Lê Thánh Tông issued royal edict in 1474 to forbid Vietnamese from adopting foreign languages, hairstyles and clothes like the Laotians, Chams and the Ming Chinese, abolished the Ming forced customs. The Mongol, Cham, and Ming invasions of 13th-15th centuries destroyed many Vietnamese important sites, buildings, artifacts, and archives of the Postclassical period.