Answer:
I think the Louisiana Purchase
hope this helped
The answer for this question is: <span>C) Manifest Destiny </span>
Manifest destiny is the attitude that drives American expansion to get as much territory as possible.
This term could be associated with the event because The Mexican american war was started because Mexico rejected American proposal to buy out some of its lands.
Answer: Lincoln failed to describe a clear vision for the future of the country.
B) an entrepreneur assumes the risk of a new business