We need at minimum a 100 mile wide dmz zone into mexico. We give two weeks to get everyone out of there. Anyone left will be wiped out. The dmz will be a permanent test area for us military projects, troop training and mid to long range weapon testing. Anything cartel or mexican military will be eliminated upon discovery.
50 miles of landmines might do the trick, huh?
Dumb idea if you bother to look at what is within 100 miles (or even 50) in the southwest.
Finishing the wall would be a huge step.
Free fire zones along smuggling routes, for sure.
They keep trying to retire the A-10 Warthog when this is exactly the job it was designed for: an unforgiving grinder of death along a narrow swath able to withstand nearly all small arms fire.