Newly released files reveal that the in the 1990s the UK Dept of National Heritage objected to the return of the Stone of Scone to Scotland on the grounds that it would set precedent for petitions for the return of other stolen cultural artefacts - which it did.

https://www.europesays.com/uk/244944/

UK Heritage Department feared ‘mass restitutions’ when Stone of Scone was returned to Scotland - The Art Newspaper - United Kingdom

A newly released UK government file reveals there was a serious disagreement between the heritage department and the prime minister over the return of the

United Kingdom
@thecommongreen
They should have just used it as precedent that stolen artefacts would be returned 668 years after a treaty agreeing to do so...