The surveillance, tracking, and data processing abilities of well funded nation states today make either of those comparisons to what would happen in a future conflict between the US government and its own citizenry grossly inadequate.

In addition, the US military has been training for and getting real-world practice in small-scale urban conflict against guerrilla groups for decades now.

Gun hoarders with fantasies of effectively fighting against such a well-trained, well armed, incredibly technologically sophisticated adversary are deluding themselves.