To aid the poor hope this helps
All immigrants coming into the US had to stop at ether of those places to be allowed into the US
The addition of the louisiana territory
Answer:
I didn't know either so just ask other to do that
The Indian removal act was to allow President Andrew Jackson to negotiate with southern tribes for their removal to western lands. There was nothing in the west to help them prosper so a lot of the Native Americans died along the way (trail of tears). Im an enrolled member of the Crow Tribe so I'm pretty educated in these departments. Hope this helps!