Lots of people have parents from different countries, surely the place to which you are loyal is the place where you grew up and consider as home.
That said, at my school there was a half Iraqi lad, when the first Gulf War broke out in 1991, he got his head kicked in on a daily basis, people told him to f-off back home to his bumchum Saddam, despite the fact this lad had never been to Iraq in his life.