Why don't we treat illegal immigrants like Poland?

They were smart and did not allow any "illegal" immigrants into their country so are not facing the same effects we are with illegal immigration. They only allow "legal" immigration for the people showing good intentions. Biden takes anyone.

Updates
+1 y
Greece also is against illegal immigration.
https://youtu.be/HhIfu5C88Yo?si=bNAZf5LLK7Nmeaq5
Why don't we treat illegal immigrants like Poland?
Post Opinion