Here is a long article, written in 2006, by a Hungarian born professor. It is well worth the time it takes to read the article, as he explains what being American means to him. I'm sure many will disagree with his premise, but I find his perspective to be refreshing.
http://ashbrook.org/publications/onprin-special-schramm/
http://ashbrook.org/publications/onprin-special-schramm/