During the period from Emperor Wu to Emperor Xuan in the Han Dynasty, about 7000 miles of the Great Wall was built, most which was set up during the regime of Emperor Wu.
西汉王朝从汉武帝至汉宣帝期间,修筑了约两万里长城,其中绝大部分修建于汉武帝时期。
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The royal court painter, Wu Daozi, was born in Yang zha. (Now Yu County in He Nan province) and was granted a name of Dao Xuan by Tang dynasty emperor Tang Xuanzong.