0 someone or something of which a particular country is very proud: --
My reading of them is that a state can simply claim that something is a national treasure, thereby preventing its movement.
It is sad that an important national treasure house such as the national gallery does not open on bank holidays.
It is a national treasure, and we should do everything possible to ensure its survival.
That important national treasure has been retained in this country but, notwithstanding that, there is still a constant flow abroad of works of art.
That includes any archaeological object, irrespective of its monetary value, provided that it is a national treasure.
I do not believe that the relocation of national treasure in any way diminishes the significance of the object or objects.
You desecrate a national treasure, no less than by turning a stately home into an auto parts warehouse.
Again, the way in which it is proposed that this national treasure should be dealt with seems thoroughly sensible.