Tang Dynasty: I Don't Know What an Opponent Is

The Tang Dynasty is a symbol of the era when China's feudal dynasty developed to its peak. The scene of thousands of dynasties coming to congratulate is vivid in my mind. What kind of process did the Tang Dynasty go through to become so powerful? Li Chen is a time traveler in the history department and is familiar with the entire development process of the Tang Dynasty. So what did he do in the rise of the Tang Dynasty, and what impact did he have on the development of history... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.