Crossing the Tang Dynasty as a crown prince, by the banks of the Wei River, one person saved millions of Tang people! In this world, those who follow me prosper, those who go against me perish. The only place where the sun and moon come is the Tang Dynasty. Those who invade the Tang Dynasty will perish! Provoking the Tang Dynasty, extermination! Aristocratic and prestigious families: "I regret being an enemy of the Crown Prince in the past, and my family has been destroyed by my hands..." Foreign barbarians: "To be an enemy of the Crown Prince of the Tang Dynasty would be self destruction." Li Shimin: "I have a Crown Prince, why worry about the eternal decline