"Most European countries … are completely dependent on the USA for defense" Only if invaded by Russia and possibly China. And even then only the little periphe

"Most European countries … are completely dependent on the USA for defense" Only if invaded by Russia and possibly China. And even then only the little peripheral ones. UK, Germany, and France could handle Russia - up to and including nukes. For any conceivable military or paramilitary invasion from the rest of world, Europe will do just fine. And sadly (an a bit off topic) , Europe — well Denmark at least — is most likely to face an military invasion from the USA.