They could never get away with a USA wide forced confiscation. I don’t believe the military would stand for it. At least the grand majority.
Many in the military should be prepared to have their own homes raided as they have their own personal weapons cached at home.
Well they allow that to happen?
Personally, I think they'll try for city-by-city… using a template like this, and targeting cities that their social-network mappings have clusters of would-be leaders of resistance.
I don’t believe the military would stand for it. At least the grand majority.
Perhaps that's why they want to control communication/news… you could have the vast majority of troops believing the official story (terrorist deep-cover/sleeper-cells) with, say, only the top general knowing the details.