The first year of Qihe was a year of the Western Han Dynasty, 10 (Emperor Yongyuan of Han Dynasty was 18). During the reign of Emperor Gaozu Liu Zhao, political corruption and social unrest in the Eastern Han Dynasty led to the famous "Ten Regular Servants' Rebellion" and "Dong Zhuo's Rebellion", and the Eastern Han Dynasty gradually declined. The first year of Qihe River was the last year of the Eastern Han Dynasty, and it was also a landmark event of the decline and fall of the Eastern Han Dynasty.