Wei Guanzhi

Wei Guanzhi (韋貫之) (760 – November 13, 821), né Wei Chun (韋純), courtesy name Zhengli (正理), was an official of the Chinese dynasty Tang Dynasty, serving as a chancellor during the reign of Emperor Xianzong.

Read more about Wei Guanzhi:  Background, During Emperor Dezong's Reign, During Emperor Muzong's Reign