In American political discourse, states' rights are political powers held for the state governments rather than the federal government according to the United States Constitution, reflecting especially the enumerated powers of Congress and the Tenth Amendment.
Answer:
Slavery is bad because it goes against human rights, and inhumanizes people. I know that is pretty broad, but that is the gist of it.
I hope this helps :)
Explanation:
The united states constitution is called the living document because it was created with the purpose of being able to grow and change (just like a living thing) with the changing needs of the country.