Do you know the Sixteen Prefectures of Yanyun?
That is the gateway to the Central Plains.
That was the natural danger against the northern nomads.
In 936 AD, it was ceded to the Khitan by Shi Jingtang.
From then on, there was no danger to defend the Central Plains.
This cut lasted for 432 years.
432 Years.
How many people died in the war?
How many dynasties were destroyed by foreign enemies?
"But now-"
"I traveled to the end of Tang Dynasty."
"Huang Chao has just been pacified, and Zhu Wen has not yet usurped the Tang Dynasty."
"There are still 52 years left until 936."
"That's enough.
""I am here, Yanyun Sixteen Prefectures must not be lost. "
"I want to end the Five Dynasties and Ten Kingdoms."
"I want to rebuild the prosperous age of the Tang Dynasty."
"The accounts for 432 years will start from today."
The most powerful general of the Tang Dynasty, starting from time travel.