In the Former Han dynasty of ancient China, there was a prince who could not receive investiture of the crown prince or ascend the throne due to the troubles at his wife's parents' home, despite his distinguished service in defeating maternal relatives (Lu shi).
古代中国の前漢時代には、妃の実家の問題を理由に、外戚（呂氏）一族討伐における多大な功績にもかかわらず立太子・即位できなかった皇子も存在する。