To deflate the dollar by removing money from the economy and overburdening resources, demoralize the population to create distractive civil unrest in the furtherance of ongoing financial warfare.
US deporting the illegal masses is necessary to counter the tactic.
Old Germany used a different technique during WWII.
But that's a whole other story.
In summary; to ruin the industrialized civilization.
Tell your "friend" 😉😉