The reason your comments have likely been downvoted is that they ask a complicated metaethical question with lots of extraneous framings (like “you seem to worship police officers”) that make it harder to respond to. I can’t answer your question, but I can try to help you dissolve it:
What do you mean by justifiable? Who determines justifiability? Are you looking for a specific scenario where use of force would be morally right, or a general framework for deciding whether scenarios meet that standard?
The reason your comments have likely been downvoted is that they ask a complicated metaethical question with lots of extraneous framings (like “you seem to worship police officers”) that make it harder to respond to. I can’t answer your question, but I can try to help you dissolve it: What do you mean by justifiable? Who determines justifiability? Are you looking for a specific scenario where use of force would be morally right, or a general framework for deciding whether scenarios meet that standard?