The Sui officials at Luoyang meanwhile declare …
Years: 618 - 618
The Sui officials at Luoyang meanwhile declare another grandson of Emperor Yang, Emperor Gong's brother Yang Tong, the Prince of Yue, as emperor, and refuse to recognize the regime change in Chang'an.
The weakened Sui dynasty collapses into petty states.
Emperor Gaozu immediately faces a major challenge from Xue Ju, an agrarian leader who has declared himself the Emperor of Qin.
