In the United States there has been a long history of discrimination against national origin, especially of recent immigrants. Poles were just used as an exampl

In the United States there has been a long history of discrimination against national origin, especially of recent immigrants. Poles were just used as an example here of a national origin. Check out http://en.wikipedia.org/wiki/Chinese_Exclusion_Act http://en.wikipedia.org/wiki/Chinese_Exclusion_Act http://en.wikipedia.org/wiki/Japanese_American_internment http://en.wikipedia.org/wiki/Japanese_American_internment for the most blatant forms.