Relying on Yunmengze, dense water network, relying on the muddy of the swamp, and relying on the unmanned district.

There is a place developed from the north bank of the Yangtze River. As a production base, it supports the army to cross the north of Yunmengze area, and even touch the butt of Xiangyang.

At that time, Cao Cao went south and reached the Chibi of the core area of ​​Yunze. A big defeat, half of the dead (about 40,000 to 50,000, mainly the Jingzhou Army). In principle, he had more than 200,000 troops. As for this, do this?

What's more?

The reason was that he could not get much supply around Chibi. He rely on the scarce areas of people in the scarce area behind the back. In addition, although the winter, it was really uncomfortable.

The winter caused by hunting is that the bacterial virus is not active enough, and the chance of getting the disease is reduced, which does not mean that there is no disease.

Cao Cao was unwilling to keep Jiangling and gave up.

Jiangling is outside the edge of Yunmengze, and the environment is not so bad. There are many land between Xiangyang.

Cao Cao chased Liu Bei even can send cavalry, but he was still reluctant to keep, because this place was against the Yangtze River, and the environment may not be very suitable.

It is Dangyang Road from Xiangyang to Jiangling south.

From Nanjun, Jiangling to the east, along the middle of Yunmengze, a road that accumulated into a land, reached Ulin, called Huarong Road.

Write so much first.

When marching and fighting, you must understand the geography. If you have the opportunity to cross, remember this one, remember this,

Don't look at the map to march randomly.
Chapter completed!