With Brexit, an advantage for the French is that they can lobby for the EU force to have an official language of French for the EU Armed Forces, since they don't have to accept the official language of NATO being English (oh, yeah, and French, OTAN) any more.
Good luck with that, though.
I think Herod's on the right track.
My only question is: how do you feel that Article V no longer applies? What leads you to that conclusion? I've not seen the US withdraw form the treaty, nor that language amended.