[Harmless Teddy Bear]

Which tribe did he insult (out of context)?

Indian-Americans are people from India who have immigrated to America or descendent's of people from India who have immigrated to America

American Indians are decedents of the pre Columbus inhabitants of the Americas.

[A. Goodwin]

American Indians are decedents of the pre Columbus inhabitants of the Americas.

There's a joke in there somewhere, I think...

(decedent: the person who has died)