The president that fought was James k. Polk
Answer:
For African Americans to vote
Explanation:
President Lincoln suggested the prerequisites for African Americans to vote in these three standards: owning property, being able to read and write, or having served in the union military.
Answer:
This is called the "Elastic Clause" and it grants the Congress power to pass laws they deem as correct. This is also called the "Necessary and Proper Clause", and it is very controversial among American citizens.
Explanation: