Immigration law in the USA remains a complex issue.
Even if one is against uncontrolled immigration,
there is no denying that sensible, documented immigration is important.
Consider, for example, this article by Bret Stephens at the New York Times:
If You Want to MAGA, Save DACA
It is one view of many, of course, but it highlights one aspect of America that needs to be taken into consideration in forging sensible immigration law.