In Marbury, the Supreme Courttook the power to declare that laws passed by Congress were null and void if they (in the Court'sopinion) violated the Constitution. The significance of Marbury v.Madison is that the ruling in thatcase gave the Supreme Court of the United States the power of judicial review.
He was the senator for Massachusetts. That is helpful.
Answer: I think it was the Indian Removal act, but please don't report me if im wrong
Explanation: