Congress may enact laws stemming from Section 5 of the Fourteenth Amendment that increase the rights of citizens beyond what the judiciary has recognized. Decided June 13, 1966 (argued April 18, 1966). Opinion of the Court: William J. Brennan → go there Dissenting: Harlan. Applied: the Fourteenth Amendment → go there Topic: Power of Congress to enforce civil rights. Katzenbach v. Morgan, 384 U.S. 641 (1966), is a landmark decision of the Supreme Court of the United States regarding the power of Congress, pursuant to Section 5 of the Fourteenth Amendment, to enact laws that enforce and interpret provisions of the Constitution. Wiki link