Which Indigenous “imprint” on American society do you regard as most significant and why?

Why does Calloway argue that the “simple story of racial conflict, in which white invaders fought and defeated the Indians,” both “conveys the broad outlines of what happened” and “distorts historical reality” (119)?

Of all the changes wrought by European invasion of North America, which do you regard as most significant and why? Support your answer with evidence from the text.