All the great powers act this way, because they can. No one wanted to fight a nuclear war over Crimea and when the time comes, no one will fight a nuclear war o

All the great powers act this way, because they can. No one wanted to fight a nuclear war over Crimea and when the time comes, no one will fight a nuclear war over Taiwan. And no one is going to war with a European power the next time they intervene in one of their current or former colonies. Then there's the US...