From the Han kingship to an empire
Liu Bang became king of Han in 206 BCE and emperor in 202 BCE after the Chu–Han wars. Western Han was centered on Chang’an and continued through 8 CE. Its early government addressed the effects of warfare on population and production while restoring order and adapting Qin institutions. The court retained commanderies and counties alongside regional kingdoms, combining centrally appointed officials with kings who held territories.
The court and regional kingdoms
The territories and military and administrative powers of the kingdoms shaped relations with the Han court. Emperor Jing adopted Chao Cuo’s proposals to reduce their holdings, prompting rebellion by Wu, Chu and five other kingdoms. Their powers were further restricted after the war. Emperor Wu then accepted Zhufu Yan’s proposal allowing kings to divide holdings among their sons.
Division into smaller units reduced the territories of the kingdoms. The court also changed their offices. Kings increasingly lived on tax revenues from their holdings while the center controlled local government. Grants to the imperial family continued, with altered scale and responsibilities.
Classical learning and official careers
Under Emperor Wu, specialists in the Five Classics and their students linked classical learning with the training of officials. The Hanshu’s biographies of scholars describe teaching lineages, study and routes from learning into office. Teachers and pupils developed different interpretations, while the court helped organize instruction. Books, teaching and appointments formed connected networks through which classical scholarship expanded.
Regional connections and dynastic transition
Military activity, diplomatic missions and trade expanded Western Han connections with surrounding societies. Missions such as Zhang Qian’s brought information about Central Asia to the court, while new relationships also involved warfare and diplomacy. The empire adjusted resources and institutions within these connections. Wang Mang founded Xin in 9 CE, ending Western Han rule; Han institutions and classical traditions continued into later political rebuilding.