We created OUR society, and ours was better and crushed theirs. It wasn't the US before we showed up.
Though I'd say we invaded not immigrated. Immigrated implies we tried to become part of their Native American tribes.

Native Americans founded America
Europeans founded the United States
It really peeves me when people use the white people took land from Native Americans argument in the illegal immigrants debate because it's an argument that doesn't hold water and the people that state the argument think they're so fucking smug and clever