The wars with Champa along with the Mongols still left ??i Vi?t exhausted and bankrupt. The Tr?n household was consequently overthrown by amongst its very own courtroom officials, H??Quý Ly. H??Quý Ly compelled the last Tr?n emperor to abdicate and assumed the throne in 1400. He altered the place name to ??i Ngu and moved the cash to Tây ?ô, We