End immigration? Hush your mouth, son.
Many of the most based people you will ever meet are immigrants or first generation Americans. You want to find someone who hates socialism and communism? They exist in great numbers amongst those who have seen it up close and personal with their own eyes.
In order to properly investigate their crimes, a warrant will need to be served to confiscate all servers and storage devices in each of their US based data centers.
They can have them back when the investigation is complete in 4 or 5 years.
The payroll tax system was designed to prevent this very strategy from working.