>>17823674
I don't think any non-Europeans had ever said "we must abstain from exploiting the new lands because it's against the ethics or shiiiiiiiit".
Europeans performed it because they were the only ones to have reached the technological level to make it possible.

Also I believe you are too ignorant about the societies until 19th century.
They went abroad not for the vacation, but to save the lives of their own and their families from starvation.
and most of the African lands, that are regarded to belong to the indigenous Africans today, were empty and had no owners.