Explain why our U. S. government purchased the new territory west of the Mississippi River. How did President Andrew Jackson deal with the issues politically, socially, and culturally when it came to our country expanding west?

It may be written down (as in the united states) or it may be unwritten (as in great britain). this is the 1787 meeting at which the  constitution of the united states  was debated and agreed upon. this was a 1787 meeting called by congress to amend the articles of the confederation.