Northern Qi: Polity Style: 550-577 9 Jun 550 Gāo Yáng (高洋), holding the title of Qí jùnwáng (齊郡王), acceded to the throne in Ye (in modern Handan, Hebei province) (Book of Northern Qi, ch. 4; History of the Northern Dynasties, ch. 7) 9 Jun 550 - 22 Feb 577 Qí (齊) | Qi 22 Feb 577 polity collapsed after the occupation of the capital (Ye) by the invading army of Northern Zhou (Book of Zhou, ch. 6; Zīzhì Tòngjiàn, ch. 173) Last updated on: 19 Mar 2022 09:40:39