Uparmoring is a common technology nowadays. Not even a .50 will get thru a ballistic windshield. But the increased weight, maintenance and decreased range of uparmored trucks are almost prohibitive.
Except for the Obama O-5s and above, who is going to to be the boots on the ground protecting Leftist Anti-Americans? And, who is going to harvest the grain, and grow the meat, and combine the corn? Or are the Blue Helmets going to import enough to feed cities, by air?
The Anti-Constitution Democrats, who can't be convinced when they were 18 to piss away 4 years humping the willy wags, and NOW are going to bet they won't be a target at 600 yards? Local PDs? The ones hated by BLM? Antifa? John Browns? All 12 of them?
This is NOT the Red Army, that would recruit a division at one end of a continent to shoot up a strange place that doesn't even speak the same language...
You might want to re-consider the plan. This all has been given some thought, and efforts have been made to convince the Left that they WILL come out on the fuzzy end of the lolly pop..