Region: China · Coordinates: 35.233, 115.433 · 5 events
| Year | Source | Account |
|---|---|---|
| AD 818 | Zizhi Tongjian (Comprehensive Mirror) | Han Hong personally leads his army against Li Shidao and besieges Caozhou. |
| AD 887 | Zizhi Tongjian (Comprehensive Mirror) | Zhu Zhen and Ge Congzhou raid and take Caozhou, killing its prefect Qiu Hongli. |
| AD 907 | Old Book of Tang (Jiu Tangshu), Annals | Zhu Quanzhong founded his state (Later Liang), made Emperor Ai Prince of Jiyin, and moved him to Caozhou, marking the end of the Tang. |
| AD 908 | Old History of the Five Dynasties (Jiu Wudai shi), Annals | In the same month, the young emperor of Tang (Li Zhu, Emperor Ai) died at Caozhou; the founder of Liang had him poisoned. |
| AD 1344 | History of Yuan (Yuanshi), Annals | The Yellow River burst at Caozhou, and fifteen thousand eight hundred laborers were hired to repair the dikes. |