>>508082849 (OP)>dependent on their ability to defend themselvesIn an ideal world, there should be more to justify a country's existance than just power.
Does it benefit the world if European inventiveness exists, if beautiful Ukrainian women exist, if anime-creating nips exist?
Maybe a case-by-case analysis is more warrented than just deferring to self-sustained military might. After all, that forces every country to divert resources to defense, which isn't ideal in the least.