What are some economic and political consequence of the United states expanding west?

Some of the key issues were disputes with indians. The expansion was running through the Indians land, and we were not giving them what we promised. This also split the government.

Explanation:

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity