In some ways that depends...fact being that if they are indigenous
to North, Central, or South America they are Americans...Go to the Museum Of The Americas in Washington DC to see who the real Americans are. Their DNA does not have much of a mix to it compared to the cocktail mix of the Americans of European ancestry whom make up the majority of the US population. One can Trace their DNA all the way back to a woman in Africa....cool...makes Obama a "bro".....