He urgently needed a military novel to recommend. What good books could he recommend?

The general content is that the protagonist took the initiative to go to a remote army and relied on the king of his vassal state to seize power to revolt. Later, he annexed other vassal states. He helped the second son of the king of a vassal state to ascend to the throne, but later killed him and married the sister of the emperor who ruled several vassal states as his wife. At that time, he withstood the pressure of the attack of two big countries and saved the emperor. He assisted the emperor and ordered the vassals to unite and attack a mysterious holy land that was similar to a country. And the frozen woman in the holy land looks exactly like the wife the protagonist married It's a little messy. Tell me if you know

Answer 1

I recommend the military novel," Holding the Last Line of Defense," to you. The story revolved around football. The confrontation between the enemy and the enemy was very intense, making people unable to put it down. I hope you will like this novel.