The American Revolution could have been won without any aid that they been left complete by themselves. The crisis during this revolution was already before the military forces had provided by any help and aid, that came from abroad nevertheless this help was welcome gratefully. They would have won American revolution all by themselves but where happy to receive help from abroad. In which France was the first to shake hands on this later joined by Spain, Holland and Prussia.
Answer:
Crying trying to get mu homework done...
Explanation:
I believe the answer is It shows that Charlemagne conquered a huge part of Europe.
Charlemagne became the first man in history to conquer Western Europe since the downfall of the Roman Empire. Eventhough his empire was not as large as the Romans, His achievement still pretty much respected becuase many experts believe that the current France and England is the fragments of what used to be Charlemagne's empire.
Well, the chinese big secret was silk. So that would be my best guess.