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