The wars with Champa and the Mongols left ??i Vi?t exhausted and bankrupt. The Tr?n loved ones was consequently overthrown by among its personal court officers, H??Quý Ly. H??Quý Ly compelled the final Tr?n emperor to abdicate and assumed the throne in 1400. He transformed the region name to ??i Ngu and moved the money to Tây ?ô, Western Capita