The Tr?n dynasty also adopted a singular strategy to practice new emperors: when a crown prince reached the age of 18, his predecessor would abdicate and turn the throne over to him, yet Keeping the title of Retired Emperor (Thái Th??ng Hoàng), performing like a mentor to The brand new Emperor.Gi?i Thi?u VF555 cam k?t ??a ??n ng??i ch?i tr?i nghi