The rivalry between Li Jiancheng and Li …
Years: 624 - 624
The rivalry between Li Jiancheng and Li Shimin has intensified.
Li Jiancheng, to supplement his guard corps, requisitions a number of soldiers from the general Li Yi the Prince of Yan in 624, against Emperor Gaozu's regulations.
When this is revealed to Emperor Gaozu, Emperor Gaozu rebukes Li Jiancheng and exiles his guard commander Keda Zhi.
When, subsequently, Li Jiancheng nevertheless requests the commandant at Qing Prefecture (in modern Qingyang, Gansu), Yang Wen'gan, to conscript troops, presumably to guard against Li Shimin, …
