After three years of enfeoffment, the waste prince shocked the court boss

[Overhead history + easy daily life + development fiefdom + slight cheat]
Li Su, the useless prince who was hated by everyone in the capital, was kicked out of the court, and entrusted to the Lingnan Mansion, which is not a shit, and left him to fend for himself.
The once-in-a-hundred-year earth dragon turned around, and the communication between the fief and the outside world was blocked for three years, and the news of Lingnan and the court were also cut off for three years.
three years later~
Emperor Qian graciously allowed all feudal lords to come to Beijing to pay New Year's greetings.
Li Su took a thousand personal guards, each with a horse, and rushed to the capital city, just as the Tatars were besieging the city with [-] cavalry.
On the top of the city tower, the boss of the court and Emperor Qian were about to send people to negotiate and accept the humiliating treaty, when Li Su led a thousand personal guards to kill the enemy.
I thought that Dagan was going to lose a prince, and Emperor Qian was going to lose a son. Unexpectedly, the Tatars were killed by 1000 people and fled in all directions, and the crisis in the capital was lifted.
"What the hell did my prince do in the past three years?
Who can tell me what happened in Lingnan?
Quick check! "
And the results of the investigation surprised Emperor Qian and the court boss~
Since then, Lingnan has become a fashion capital and commodity wholesale center in Daqian...
Every news that reached the capital shocked everyone.
……