C144 Cao Cao De Xu Zhou
The opportunity to meet on the battlefield Yuan Shao had mentioned soon arrived. In the second year of Jianan (A.D. 197), in October, a great army of 100,000, with Zhang He as the vanguard, launched a great attack towards the Southern Prefecture. Because Zhang He had been in the army of Ji Prefecture for a long time, he was extremely knowledgeable about the situation in the Southern Region