Victor Davis Hanson // American Greatness
Donald Trump recently ignited yet another firestorm by hedging when asked whether protecting the newest NATO member, tiny Montenegro, might be worth risking a war.
Of course, the keystone of NATO was always the idea that all members, strong and weak, are in theory equal. A military attack against one member, under Article V of the NATO charter, meant an attack on all members.
Such mutual defense is the essence of collective deterrence. An aggressor backs off when he realizes his intended target has lots of powerful friends willing to defend it.
But what happens when an alliance becomes so large and so diverse that not all of its members still share similar traditions, values, agendas or national security threats?