Defensive allience? Talk it to Serbs. It is because of NATO, Russia needs the good armed forces.
One intervention in 50 years, on their doorstep. ==
Yeah one but on the weak country. So the conclusion: In order to prevent any “peaceful” bombing form NATO one should have the good armed forces.
So you have no problem with all RUSSIA’s neighbors to “have the good armed forces” as well right? Excellent. So should be NO problem for them to integrate with NATO and install those US ABM’s right comrade?