... admittedly not a major part, but it's progress:
https://www.firearmspolicy.org/blog/u-s-district-court-finds-provision-of-1968-gun-control-act-unconstitutional/... the Court held that “Plaintiff’s background and circumstances in the years following his conviction establish that he is no more dangerous than a typical law-abiding citizen and poses no continuing threat to society….Therefore, we find that Plaintiff falls outside the intended scope of § 922(g)(1) and is distinguishable from those historically barred from Second Amendment protections.”
More at the link.