Bartering and raiding. They never had a merchant system.
Answer:
Perhaps the biggest question in world history is why the balance of power shifted so dramatically in favor of Europe and the West instead of the East in the 1800s. One major reason is that China was so internally divided that development of any one province economically or technologically was a threat to the surrounding emperors. (C.)
Answer:
Francisco Coronado was a Spanish governor in modern day Mexico who went on to explore the southwest United States. His expedition was one that was prompted by stories of myth and riches. He was looking for the fabled Seven Cities of Gold. This journey took him into new areas not yet previously explored by Europeans.