We take a small proportion of the world’s refugees. We’re attractive to those who speak English and those who have people already here. We also have people who have been trafficked here illegally and are trying to escape their captors. Are you suggesting that those in a situation of slavery...
The problem is that the alternative to taking in refugees is diplomatic hostility and actively sanctioning (or worse) any regime that isn’t sufficiently policed or acts in a manner that discriminates against sections of its society.
The upshot is potentially hugely unpopular and expensive wars...