A case in which the Court held that a clause prohibiting class action suits was enforceable even though it would cause costly arbitration.

A case in which the Court found that Section 4 of the Voting Rights Act was unconstitutional.

A case in which the Court found that taking a DNA sample from people who are arrested, but not yet convicted, of a serious crime is not a violation of the Fourth Amendment.

A case in which the Court found that using the U.S. Sentencing Guidelines at the time of the sentencing for a crime rather than at the time of the offense is a violation of the ex post facto clause.

A case in which the Court found that procedural default will not bar a federal court from hearing a claim of ineffective assistance of trial counsel.

A case in which the Court held that proving actual innocence allows a petitioner to pursue habeas corpus relief regardless of a statute of limitations.

A case in which the Court held that courts should use a common-sense, substance-based approach instead of a formalistic approach when considering the effect of a foreign tax.

A case in which the Court found that under the Privileges and Immunities clause and the Dormant Commerce clause, a state can deny access to its public records to citizens of another state.

A case in which the Court held that even after its authorized purchase, the reproduction and reuse of a seed violated the patent of the seed.

A case in which the Court held that claims against the United States for the intentional torts of prison officials is not limited to violations made during searches, seizures, or arrests.