True i think hopefully this is helpful
I think it was because dynastic rulers were so caught up with war that they had to let china have a time of peace so they could focus on wining their wars. I hope i helped you out!
Um i'm not sure u should look it up on google
A nuclear war between the U.S. and the U.S.U almost became a reality because the Soviet Union stuck missiles in Cuba... I think thats right :)
Answer: Cowry shells are believed to have been the earliest form of currency used in Central China, and were used during the Neolithic period. Around 210 BC, the first emperor of China Qin Shi Huang (260–210 BC) abolished all other forms of local currency and introduced a uniform copper coin.