The Supreme Court, in a rare move, struck a congressional enactment for violating the First Amendment.
The 1950 Subversive Activities Control Act required members of allegedly subversive organizations, such as the Communist
The Warren Court around the time of its Robel decision. Its members (clockwise from upper left): Abe Fortas, Potter Stewart, Bryon R. White, Thurgood Marshall, William J. Brennan, Jr., William O. Douglas, Earl Warren, Hugo L. Black, and John Marshall Harlan II.
Albertson v. Subversive Activities Control Board
Aptheker v. Secretary of State
Assembly and association, freedom of
Communist Party v. Subversive Activities Control Board
Dennis v. United States
Scales v. United States
Yates v. United States