No...to the incas
Think they still want them?
I think we should hand over "Cincinnati", what do you think?
The fact that, with some few exceptions, the population of Mexico is "mestizo"--a mixture of Amerind and European blood--seems to be missing from the argument.
Your point is well-taken in one sense, though: If there ever was a movement to "return" all the lands in the Earth to their "original inhabitants," it would make for some interesting paradoxes.