I am not sure if that's the supreme court, but I know that a supreme court is required by the Constitution's Article III
Yes, the USA is required to have a Supreme Court by Article III of the Constitution.
I'm about to work in the US Federal Judiciary, do you know anything about it? That's cool! The federal judiciary of the United States comprises one of three branches of the US federal government. Oh right, that's the supreme court right?
Article III of the Constitution requires the establishment of a Supreme Court and permits the Congress to create other federal courts, and place limitations on their jurisdiction.