Lets look at the definition of a threat. A person or thing capable or has intent to do harm. Like 123 Magic, 1. They dared to asked who you were in your own home. They are a threat. 2. They did not flee when challenged in your own home. There is intent. 3. All bets are off.
I already wrote out what to do in a different thread but to summarize. Your the victim, let them know by yelling so anybody within ear shot can testify that you were clear a concise in your command! Get out, Get out, I'm Armed and the police are on their way. They arrive thank you thank you I'm willing to cooperate in filing charges. The moment they start treating you as the bad guy, I don't feel comfortable in answering any questions without my lawyer. Keep saying lawyer.
That is the problem with us. It's better to be beat to death and they do a post investigation into your death then dealing with the thugs where no deaths had occurred.
When all other methods of protest have been dismantled, the system leaves us with only two options: stand and fight, or kneel and beg for mercy. All you need to know is what YOU would do when faced with that choice.