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 v. United States (1971)

Abortion : Roe v. Wade (1973) ; 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).

Federal supremacy : McCulloch v. Maryland (1819)

The trail of tears : The Cherokees v. Georgia (1831) ; Worcester v. Georgia (1832)

Lincoln's suspension of habeas corpus : In the Matter of Milligan (1866)

Separate but equal : Plessy v. Ferguson (1896) ; Dissenting in Plessy

Trust busting : Standard Oil v. United States (1911)

Child labor : Hammer v. Dagenhart (1918)

The atomic spies : The Rosenbergs v. United States (1953) ; Dissenting in The Rosenbergs

Libel : The New York Times v. Sullivan (1946)

Conscientious objection : Muhammad

Ali v. United States (1971)

Hate crimes : R.A.V. v. St. Paul (1992) ; Wisconsin v. Mitchell (1993)

U.S. Constitution.