Does that imply there are no people but Americans and Europeans? Why don't you simply check where is she from? It's quite easy to check that she has polish name

Does that imply there are no people but Americans and Europeans? Why don't you simply check where is she from? It's quite easy to check that she has polish name, speaks fluent polish, so I guess she is in fact polish. But why did you feel it's important to mention America here?