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During the Han dynasty, the typical 0.5 m (1.6 ft) bronze sword of the Warring States period was gradually replaced with an iron sword measuring roughly 1 m (3.3 ft) in length. [26] The ancient dagger-axe ( ge ) made of bronze was still used by Han soldiers, although it was gradually phased out by iron spears and iron ji halberds . [ 27 ]
The Chinese astronomer Geng Shouchang of the Han dynasty (202 BC – 220 AD) invented it separately in China in 52 BC, and the Han dynasty polymath Zhang Heng (78–139 AD) was the first to apply motive power using a set of complex gears rotated by a waterwheel which was powered by the constant pressure head of an inflow clepsydra clock, the ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 12 February 2025. Imperial dynasty in China (202 BC – 220 AD) "Eastern Han" and "House of Liu" redirect here. For the Five Dynasties-era kingdom, see Northern Han. For other uses, see House of Liu (disambiguation). Han 漢 202 BC – 9 AD; 25–220 AD (9–23 AD: Xin) The Western Han dynasty in 2 AD ...
According to the History of Later Han Dynasty (25–220 AD), this seismograph was an urn-like instrument, which would drop one of eight balls to indicate when and in which direction an earthquake had occurred. [12] On June 13, 2005, Chinese seismologists announced that they had created a replica of the instrument. [12]
A Western Han painted ceramic jar with raised reliefs of dragons, phoenixes, and taotie designs Provinces and commanderies at the end of the Eastern Han dynasty in 219 CE. The Han dynasty (202 BC – 220 AD) was the second imperial dynasty of China, following the Qin dynasty (221–207 BC).
The Han dynasty ruled in an era of Chinese cultural consolidation, political experimentation, relative economic prosperity and maturity, and great technological advances. There was unprecedented territorial expansion and exploration initiated by struggles with non-Chinese peoples, especially the nomadic Xiongnu of the Eurasian Steppe.
An illustration of furnace bellows operated by waterwheels, from the Nong Shu, by Wang Zhen, 1313 AD, during the Yuan dynasty in China. During the Han dynasty (202 BC–220 AD), the government established ironworking as a state monopoly (yet repealed during the latter half of the dynasty, returned to private entrepreneurship) and built a series ...
The Han dynasty law code inherited the Qin dynasty (221–206 BCE) law that any family with more than two sons had to pay extra taxes. This was not repealed until the Cao Wei period (220–265 CE). The average Han family under one household typically had about four or five immediate family members, which was unlike the large extended families ...