For the first time in U. S. history, in the decision of Marbury v. Madison, the Supreme Court determined that an act of Congress was unconstitutional. What is the significance of the Supreme Court's ability to determine the
constitutionality of an act of Congress of a law?

Under the virginia plan the new constitution would be only marginally stronger than the articles of confederation. slaves would count as four-fifths of a person when apportioning legislative representatives. large states would have more representatives in both chambers of congress. congress could not regulate either interstate trade or international trade. two of the northern states would have had no representatives at all in congress.