While the vice president’s role as president of the Senate is largely ceremonial, in cases of a tie vote (50-50) on a bill, the vice president can break the tie.
Andrew Jackson came from a very poor and uneducated family. His election as president showed that the "common man" could become president.
The McCulloch v. Maryland is the case that went to the Supreme Court because the state of Maryland wanted to tax the National Bank established by the Congress. The court ruled that under the Article I, Section 8, the "Necessary and Proper" clause that the state could not tax the institution of the the federal government. This is an landmark case and its effect was that this supported the federal government over the state governments.