"Nothing Orwellian about enforcing law and order." That might be the funniest thing I've read all week.

If you think Trump intends to let them all in after they fill out paperwork, that's pretty amazing. But since you asked, I will gladly literally and specifically describe what "violently repel" entails: MEN WITH GUNS using threats of violent, or overt physical force, to keep people from stepping over an arbitrary, imaginary line.