It's illegal for the military to monitor US citizens. It is illegal for them to police non-federal property.
Is that a law you can cite or your opinion? I’m really asking, IDK
The choppers were by all accounts being used against groups of peaceful protesters who were nowhere near the church in question. They were not the ones involved in the arson.
The Boston Tea Party was a riot by the colonial residents and it was an instigating event in the Revolutionary War.
The 2A is a threat that the people will (and according to founding fathers should) rebel if the government becomes too tyrannical.