【正文】
ppened in China then? 2. When was China united and by whom? 3. Which city did Han Dynasty have as its capital? Where is it now? In 509 BC. China suffered from fighting and many groups ruled China. China was united in 221BC by Emperor Qinshihuang. The city of Chang’an, which is now known as Xi’an in Shanxi Province. 4. What did China and Rome have in mon during the Han Dynasty? was Silk Road was in use? And what was it used for? did the trade between China and Rome begin? What goods were traded? Xi’an and Rome were both the two largest cities in the world at that time. In both China and Rome,