Refers to the period and style associated with the Han dynasty in China from 206 BCE-200 CE. Following the fall of the Qin dyansty in 221 BCE, civil war raged until Liu Bang, posthumously known as Gaodi, became the first Han emperor. Han was one of the golden ages in Chinese cultural history.——艺术与建筑索引典

Han dynasty, Wade-Giles romanization Han,  the second great imperial dynasty of China (206 bce–220 ce) after the Zhou dynasty (1046–256 bce). It succeeded the Qin dynasty (221–207 bce). So thoroughly did the Han dynasty establish what was thereafter considered Chinese culture that “Han” became the Chinese word denoting someone who is ethnically Chinese——Britannica Academic  @en