The document summarizes several landmark First Amendment cases related to free speech and expression, free press, and free religion. Brandenburg v. Ohio established that abstract advocacy of force or law violation cannot be constitutionally punished. Miller v. California created an obscenity test. Texas v. Johnson ruled that flag burning is a protected form of political protest. Reno v. ACLU struck down portions of a law regulating indecent content on the internet. New York Times Co. v. Sullivan established an "actual malice" standard for public officials to prove defamation. New York Times Co. v. United States ruled that prior restraint of publishing is not allowed. State aid to religion cases like Everson v. Board of