abstract:Pei Ju (裴矩) (547?Both the Book of Tang and the New Book of Tang implied, but failed to explicitly state, that Pei Ju was 79 when Emperor Taizong took the throne in 626. See Book of Tang, vol. 63 and New Book of Tang, vol. 100 [http://ef.cdpa.nsysu.edu.tw/ccw/02/ntan14.htm. The Book of Sui gave no age for him at all.-627), courtesy name Hongda (弘大), formally Duke Jing of Anyi (安邑敬公), was a high level official during the Chinese dynasties Sui Dynasty and Tang Dynasty, briefly serving as a chancellor during the reign of Emperor Gaozu of Tang. He was praised by traditional Chinese historians for his ability and lack of corruption, but blamed him for flattering Emperor Yang of Sui and contributing to Sui's downfall by encouraging many external military campaigns that drained Sui's resources.