Cases are organized under the following headings: Amendments to the Constitution -- Principles of the federal system : national supremacy, etc. -- Federal citizenship and the Bill of Rights -- Restrictions on the states in behalf of civil and political rights -- The President and executive power -- The judiciary -- Powers of Congress : nature and construction -- Commerce -- Taxation -- Territories -- Cases added, 1966. Gideon v. Wainwright. Reynolds v. Sims. Murphy v. Waterfront Commission of New York. Escobedo v. Illinois. Heart of Atlanta Motel v. United States. Katzenbach v. McClung. Griswold v. Connecticut. South Carolina v. Katzenbach.