saying that the British should inherit it is a very weak argument
Yes, I am not making that argument, inheritors mush be at least somewhat related.
Although, in case you’re talking about, the indigenous people’s artifacts will likely end up in the country of their conquerors and oppressors, which is also a shame
I think that if replies are rare and spot on, it may be a good PR. But do it every time and it will just be a waste of time without any good results