Remove all our weapons and troops, those countries aren’t worth defending the way they are going. If we come to their ‘rescue’ we’ll be the bad guys, not worth one drop of American blood or one penny of our money and weapons.
Sure; just let them become a jump-off point for more terrorist attacks if they do become Islamicized. Or if the EU gets the kind of leader they are looking for. (Don’t forget that there were left-wing terrorists before Islamic ones.)