The wars with Champa plus the Mongols still left ??i Vi?t fatigued and bankrupt. The Tr?n relatives was consequently overthrown by amongst its own court docket officers, H??Quý Ly. H??Quý Ly pressured the final Tr?n emperor to abdicate and assumed the throne in 1400. He modified the country title to ??i Ngu and moved the capital to Tây ?ô, West