In the early stages of the Nation, they came upon an agreement where if 9 out of 13 states ratified the Constitution, all of them had to do it, many states did it promptly, but New York, the last state that ratified it, was a difficult part because a lot of anti-federalists pushed not to do so, including Governor George Clinton, all in all they ended up ratifyin it in mid-1788.
In United States v. Nixon, the Supreme Court’s ruling made it clear that (A. the executive branch is the most powerful branch, but the president must still obey the law.)