Tennessee, 532 U.S. 451 (2001), the Supreme Court said that if a jurisdiction's year-and-a-day rule had been established in case law, that rule could be scrapped retroactively. [read post]

Tennessee, 532 U.S. 451 (2001), in the dissenting opinion of Justice Scalia:The Ex Post Facto Clause is relevant only because it demonstrates beyond doubt that, however much the acknowledged and accepted role of common-law courts could evolve (as it has) in other respects, retroactive revision of the criminal law was regarded as so fundamentally unfair that an alteration of the judicial role which permits that will be a denial of due process.... what a court… [read post]