The wars with Champa and also the Mongols remaining Đại Việt fatigued and bankrupt. The Trần family was in turn overthrown by one of its have court officials, H�?Quý Ly. H�?Quý Ly compelled the final Trần emperor to abdicate and assumed the throne in 1400. He improved the state title to Đại Ngu and moved the money to Tây Đô, We