The first step is the coordinated destruction of public transportation infrastructure, bridges especially, you want to force them to need aircraft for rapid deployment other than heavy tracked vehicles.

American soldiers and law enforcement aren't indoctrinated enough to flat out gun down children, so use this fact to your advantage, use them as lookouts as well as arming them.

Know your territory, you won't have a technological or strategic advantage otherwise, having well thought out plans for guerrilla attacks and encampments in your 2-500 mile radius will be paramount to your survival and the success of 2076 it's commencening again.

It may just look like edge posting but your founding fathers had artillery ownership as well as privateer navies in mind when writing the 2nd amendment ,the war of 1812 would have been a real affair had private citizens not armed their own ships. The discussion of and planning for eventual armed rebellion were exactly what was in their minds when writing it.