Because the Qin Dynasty ruled the country by legalism, misdemeanors were severe, so he died in the second country. Mohism, Shang Xian and elections are obviously not suitable for dictators. Confucianism, Liu Bang thinks that Confucianism loves to sing high-profile and hates Confucianism the most. The only thing left is Taoism. In fact, Taoist thought is also the most suitable for the early Han Dynasty, because people need to recuperate after the war.

Main measures: Emperor Gaozu: disarming and returning to the fields, persuading the people to return to their hometowns, releasing slaves for the people, fifteen taxes; Emperor Wendi and Emperor Jingdi: Lighten taxes and reduce punishment.

Influence: The Han Dynasty won precious time, and its national strength was enhanced, resulting in the founding of the country, which laid a strong material foundation for Emperor Wu of Han Dynasty to drive Xiongnu to the north.