The wars with Champa and the Mongols left Đại Việt fatigued and bankrupt. The Trần relatives was subsequently overthrown by among its very own courtroom officials, H�?Quý Ly. H�?Quý Ly compelled the final Trần emperor to abdicate and assumed the throne in 1400. He changed the place name to Đại Ngu and moved the capital to Tây Đ�