Cloud 8, thanks for answering Buckhead's question about laws. I don't know much about international law at all.
And I do agree with you about the Elgin marbles; Lord Elgin did save them from further destruction.
In case any readers don't know what the Elgin marbles are, they are these wonderful over-life-sized works that were originally on the Parthenon in Athens, Greece, carved about 440 B.C. They were taken by Lord Elgin in the 19th century to England, with the permission of then-ruling Turkey.
The famous Caryatids on the porch of the Erechtheum have been eaten away by the sulphuric-acid charged air and rain of Athens. Look at the single Caryatid that was rescued by Elgin and taken to England:
Every hair, every line of her drapery is perfect. Not so her poor sisters exposed on the Acropolis . . .