Never meet the enemy on the ground of his choosing.
Exactly. If one wants to have any chance of winning, don’t be home when it occurs. I’d flee to the woods and join with a local militia that would likely form by the point of open confiscation. Then it’s hit and run tactics until the jackboots have taken so many casualties they abandon the confiscation effort.
Police are not soldiers, however militarized they may be. They’re trained for room entry, not woodland counter insurgency operations over a protracted period of time.
Under such a scenario, I would expect the pension suckers to tap out quickly