The Western Han Dynasty was a unified dynasty in the history of China, with twelve emperors. After Emperor Han and Yuan ascended the throne, the imperial power declined, consorts and eunuchs rose, and the Western Han Dynasty began to decline, followed by Emperor Han Cheng, Emperor Han Ai and Emperor Han Ping. In 8 AD, Wang Mang abolished the position of obedient baby prince and established a new dynasty, and the Western Han Dynasty perished.
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During the period of Emperor Wu of the Han Dynasty, Wushu flourished and its territory expanded on a large scale, and the national prestige of the Han Dynasty was far-reaching. In the second year of yuanshuo (before 127), Wei Qing was sent to attack the Huns in the north, recover the land in Henan, and set up Shuofang County and Wuyuan County. In the second year of Yuanshou (12 1 year ago), Huo Qubing was sent out of Gansu by the Han Dynasty, and the Xiongnu tribe in Hexi Corridor was destroyed by right, and Wuwei County and Jiuquan County were established, and then Zhangye County and Dunhuang County were divided.
Ding Yuan conquered South Vietnam in six years (11/years ago) and occupied Hainan Island, where Nanhai, Cangwu, Yulin, Hepu, Jiaozhen, Jiuzhen, Rinan, Zhuer and Yuer counties were established, and Wudu and Yuer counties were established in Pingnan. In the same year, Dong 'ou and Min Yue were pacified and their people moved to Jianghuai.
In the second year of Yuanfeng (before 109), Yunnan was annexed to Yizhou County, and the southwest border was pushed to Ailao Mountain and Gaoligong Mountain in Yunnan. In the third year of Yuanfeng (before 108), Weishi Korea established four counties: Le Lang, Lintun, Xuantu and Fan Zhen.
In the third year (before 102), Guanglu Xunxuzi was sent to Guanglu Race and Juyan Race to build the Great Wall, which pushed the northern Xinjiang of the Western Han Dynasty into the Gobi Desert and laid the basic pattern of the Han Dynasty. In the second year of Emperor Gaozu's Xuandi (the first 60 years), he set up the Western Regions Capital Protection House in Wu Leicheng (now luntai county), officially set up officials, garrisoned troops and carried out government decrees in the Western Regions, and began to control the Western Regions. ?
The territory of the Western Han Dynasty is extremely prosperous, with a land area of 6.09 million square kilometers. It borders Korea in the east, crosses the toes in the south, crosses the green ridge in the west and reaches the desert in the north.
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