Còn trong tr??ng h?p ông Tú ???c mi?n nhi?m ???nh?n nhi?m v??m?i thì Ban Ch?p hành Trung ??ng ph?i tri?u t?p h?i ngh?????ch?n ng??i thay th??vì ?ây là ch?c danh do Trung ??ng ??ng b?u.The Tr?n dynasty also adopted a singular way to practice new emperors: whenever a crown prince arrived at the age of eighteen, his predecessor would abdicate