Unification: abolish the enfeoffment system and set up counties; Xiuchi Road and Lingqu; Unified writing, currency and weights and measures; Burning books to bury Confucianism, hell to pay.
Frontier defense:
Launch a war against the Huns.
On the one hand, Emperor Wu of the Han Dynasty ended the pro-Xiongnu policy since the Battle of Mayi in 133 and began to formally declare war on Xiongnu. Li Guang, Wei Qing and Huo Qubing were sent to conquer the Huns, relieve the threat of the Huns, recapture the Hetao and Hexi Corridor, expand the territory of the western regions, put the Huns in a passive position, and ensure the economic and cultural development of the north.
Send Zhang Qian to the Western Regions.
While waging war against Xiongnu, Emperor Wu of the Han Dynasty sent Zhang Qian to the Western Regions, which opened up the famous Silk Road, further strengthened its ties with the Western Regions and developed economic and cultural exchanges between China and the West.
Use troops to the northeast and south to expand the territory.
In Northeast China, the territory of the Han Empire was basically formed by sending troops to destroy Wei's Korea (present-day Korea) and establishing four counties of Le Lang, Xuantu, Lintun and Fan Zhen.
At the same time, Yelang and Nanyue regimes in the south were attached to the Han Dynasty, and seven counties were established in the southwest, the southernmost of which surpassed Ho Chi Minh City in Vietnam today, which also made Guangdong and Guangxi return to Chinese territory after the Qin Dynasty.
Unification:
Politics: In politics, Zhu's suggestion was adopted and the imperial edict was promulgated, which weakened the power of the enfeoffment system of the vassal states in the early Han Dynasty, strengthened centralization and strengthened the supervision system. Emperor Wu of the Han Dynasty also made some innovations on the basis of the past, including major reforms and innovations such as the right to collect photos, the establishment of secretariat, and the establishment of a clean government system. This legal tradition became the basic paradigm of China's imperial system in the next two thousand years.
Military: militarily, it is mainly to concentrate military forces and enrich the central military forces; Reform the military system.
Economy: Yantie official camp
Thought: oust a hundred schools of thought and respect Confucianism alone