The wars with Champa as well as Mongols still left ??i Vi?t fatigued and bankrupt. The Tr?n household was subsequently overthrown by one among its have court officials, H??Quý Ly. H??Quý Ly compelled the last Tr?n emperor to abdicate and assumed the throne in 1400. He transformed the nation title to ??i Ngu and moved the cash to Tây ?ô, Western