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The Xia dynasty started in 2,100 B.C. and ended in 1766 B.C. The dynasty started because of a flood that overflowed the Yellow River, which gave an idea to Yu the great. He found out how to help the people dry up the land, and they chose him to be their leader. During the dynasty, he helped increase their agricultural production. They developed early
types of cereals, created bronze objects, and were the first to use loess soil to build walls. one question I still have is what were all the familys names.

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The Shang dynasty started in 1766 B.C. and ended in 1047 B.C. This dynasty was started by the Shang warriors defeating the Xia dynasty's last king. Some people think the Xia dynasty was a myth, so they think the Shang dynasty was the first dynasty to exist. The new ruler's name was Shang Tang. He established He decided to establish the Shang capital in Anyang (now Zhengzhou), where the new royal palace was built. I would still like to know why they wanted to start the war and take over.

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The Zhou dynasty ruled China from about 1027 to about 221 BCE. The leader of the Zhou dynasty fought the Shang dynasty and won and that is how they started their dynasty. They were known to be a strong dynasty. The ruler was Ji, but when they grew, the local rulers became more powerful. It was the longest dynasty to rule. over a long period of time, they became the normal leading clan. During this dynasty, the empire split into dozens of competing kingdoms, and then into the Warring States Period when small kingdoms and then into big warring states. They started the basis of Chinese beliefs in later times, which are Confucianism and Daoism.

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The Qin Dynasty started in  221 and ended in 206 B.C. The Qin conquered all the Zhou dynasty's regions to become the new dynasty.The first ruler Shi Huangdi brought all of China togather for the first time on history. This dynasty started building the great wall of China, and it exsisted during the warning states period of time in China. It was the shortest dynasty and the start of the imperial period.

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The Han dynasty started in 2006 BCE By Liu Bang. Who took over the excesses of the Qin dynasty. This dynasty started a new kind of government for China. during this dynasty paper was invented, started a new kind of philosophies, and opened the Silk Road. During this dynasty they ordered an expedition to the Roman empires but were not successful. During this time it was divided into two periods the Western period and the Eastern period. One question i still have is why did they send the expedition.