SCOTUS has ruled on this issue before, Republic of Austria v. Altmann, and found for the original owner. Assuming the plaintiffs can prove the painting was theirs to begin with this is over before it begins.
4 posted on 05/16/2021 4:25:28 PM PDT by Artemis Webb
(Be kind to each other, unless the other guy is a dumbass.)
11 posted on 05/16/2021 4:47:40 PM PDT by wastedyears
(The left would kill every single one of us and our families if they knew they could get away with it)