depends. who? russia and maybe china will 100% attack europe before 2040 if things continue as they are now as they become confident nato has succumbed to their decades of sabotage. iran is a non-issue outside the middle east, no western player will touch it beyond maybe some hits here and there. it's simply too unimportant. i'd even say that in case of ww3, it will probably one of the safer places simply because nobody really cares. maybe israel would try something while nobody's looking but it's not very likely.
Germany