There was a lot of patriotism after 1812. It was essentially the second revolutionary war.
The US actually gained territory in the south (West Florida from Spanish).
Manufacturing grew during this time to supply the war effort.
A ton of natives were killed during the war (10000 according to wikipedia), so there was a lot less resistance from the natives.
The correct answers are 1, 2, and 4.
Answer:
Obstacles:
1.The sea, america would normally be hard to access for non-mexican immigrants due to the wide ocean blocking their way. They often take this dangerous journey across as they have no other choice.
Pull factors:
1.For most non-americans (like me), the country would probably be fantasized and thought to be a great modern country full of amazing opportunities. This may make them wish to immigrate to America.
raising the cost of some medicines
doubling the production of medicines
decreasing life expectancy rates
increasing infant mortality rates
This isn’t a paragraph but an idea for this is that the culture is more rich , people from all over the world have moved to America and made it a more culturally rich place