On the subject of stupidity of self-defense laws in English-speaking countries, had you seen this one?:
British farmer charged with attempted murder after firing paintball gun to warn trespasser
https://krugersdorpnews.co.za/359564/british-farmer-charged-with-attempted-murder-after-firing-paintball-gun-to-warn-trespasser/
Typical - it’s the unhinged UK law.