Fletcher v. Peck


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On March 16, 1810, Chief Justice John Marshall, writing for a unanimous U.S. Supreme Court, delivered the Court’s decision in Fletcher v. Peck. Fletcher v. Peck was a landmark case for at least three reasons. One was that it strengthened the commerce clause of article I, section 10, of the U.S. Constitution (“No State shall . . . pass any Bill of Attainder, ex post facto Law, or Law impairing the Obligation of Contracts”). The second was that it was the first time the Supreme Court held a...