School desegregation : Brown v. Board of Education (1954) -- Obscenity : Roth v. United States (1957) -- School prayer : Engel v. Vitale (1962) -- Fair trials : Gideon v. Wainwright (1963) -- Sexual privacy : Griswold v. Connecticut (1965) -- Censorship : New York Times vs. United States (1971) -- Abortion : Roe v. Wade (1973) -- Affirmative action : University of California v. Bakke (1978) - Book banning : Board of Education v. Pico (1982) -- Flag burning : Texas v. Johnson (1989) -- The U.S. Constitution : The Preamble (1789).