You're making a big deal over a "mere" 300K immigrants, now? Seriously? That seems like a lot to you?
How about making a big deal of the millions of illegal immigrants here in the US, from other countries than European countries? Can't bring yourself to do that, can ya???
The attached photo is from our buddies at Wikipedia, so we know it's reliable... right?
Here's the link provided in Wikipedia. The data is about five years old, but still likely representative.
https://www.dhs.gov/sites/default/files/publications/Unauthorized%20Immigrant%20Population%20Estimates%20in%20the%20US%20January%202014_1.pdf
And before you attack me, I'm married to a LEGAL immigrant, and no, she's not white. She absolutely wants illegal immigration stopped and everyone here illegally sent back to their country of origin. You see, when you follow the law and do things the right way, you tend to have no tolerance for those who cut ahead in line, and cheat, and want everything given to them.