What groundbreaking case made clear where the supreme court fits in the checks and balances system of the u. s. government?

It was the case of Marbury v. Madison. It was the landmark of the United States Supreme Court case which methods the basis for the exercise of judicial review in the United States under Article III of the Constitution. The landmark choice helped out outline the boundary between the constitutionally distinct executive and judicial branches of the American form of government. 

answer; john stuart mill's principle of utility is your answer; /// good luck