Answer:
In this case, the Supreme Court held that Congress has implied powers derived from those listed in Article I, Section 8. The “Necessary and Proper” Clause gave Congress the power to establish a national bank.
Explanation:
The doctrine that allowed people living in the territories to decide the issue of slavery through their governmental bodies was called popular sovereignty.
I’m sorry I can’t see your question what are you asking ?
United States train travel had changed dramatically by this time, since the transcontinental railroad had been completed, which stretched all the way from the Atlantic to the Pacific.