C303
History records that the Dingjun Mountain War was Cao Cao's second major war defeat.
In the battles that lasted for more than ten years, Liu Bei had never defeated Cao Cao. Not only did he lose the city, he lost Guan Yu, and he even lost his wife. He became the laughing stock of the whole world!
Therefore, this time, Liu Bei gritted his teeth and wanted revenge. In order to wash away his shame