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they started using bronze

The Bronze Age started around 1700 BCE in ancient China. This is when men learned how to mine copper and tin to make bronze weapons.

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iron was invented

Cast iron is invented in China around this time. The iron plough was likely invented shortly after.

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Emperor Qin ran his dynasty with absolute control.

The Qin Dynasty only lasted for 15 years. Yet it is one of the most famous dynasties in ancient Chinese history.

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There was a demand in the Roman Empire for Chinese silk

That brought new wealth into China, along with gold, silver, and precious gems.One of the most important was the trade that had begun with ancient Rome

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About 12,000 years ago, a group of early people settled along the Yellow River

About 12,000 years ago, a group of early people settled along the Yellow River. They lived in mud houses