Cool. The need for this hard approach that most western Nations need now, is to fix the recklessness that the EU has already cast on us in a way never seen before. During Obama it was also considered a crisis by all - the left just called it small, but It's like a human inflation though it ofc isn't nice to have to think of humans in that way no matter their reason for coming (except from the Somalis - their intents are of a surprising leeching nature from the start given their insane welfare stats.
But even if crime wasn't a big issue, the reduction through deportation would still be necessary on an economical level.