The wars with Champa as well as the Mongols left ??i Vi?t fatigued and bankrupt. The Tr?n loved ones was in turn overthrown by certainly one of its very own courtroom officers, H??Quý Ly. H??Quý Ly compelled the last Tr?n emperor to abdicate and assumed the throne in 1400. He transformed the country name to ??i Ngu and moved the cash to Tây ?ô,