no its commonly known as harrassing someone. You can be charged for it. Added: As with all things concerning the law - IT DEPENDS. It usually has much to do with the circumstances under which the...
No. You need to remove yourself from the situation and get out of the way.
ADDED: Correct. The situation (as you describe it "threatening") does not rise to the level of self defense, and you are...
I say no because they may just be all mouth and no action and that the person should think and decide whether its the right thing to do (christians would say no because God says vengence is mine and...