200
In THIS case, SCOTUS ruled: "Oh, dear! We lack the power to force the executive branch to do what this deserving plaintiff asks. Another court will have to handle that. Yes, part of a law Congress passed (Judiciary Act of 1789) meant to give us this power, but we can't take it because it's unconstitutional! So . . . we lack power in this small matter, but claim a much greater one: WE say what's constitutional. Look out, Congress & President!
What is Marbury v. Madison (1803)?