The wars with Champa plus the Mongols still left Đại Việt exhausted and bankrupt. The Trần household was consequently overthrown by one of its possess courtroom officials, H�?Quý Ly. H�?Quý Ly compelled the last Trần emperor to abdicate and assumed the throne in 1400. He changed the region name to Đại Ngu and moved the money to T�