New Russian military doctrine says NATO top threat (Source AP) Russia identified NATO as the nation’s No. 1 military threat and raised the possibility of a broader use of precision conventional weapons to deter foreign aggression under a new military doctrine signed by President Vladimir Putin. The new doctrine, which comes amid tensions over Ukraine, reflected the Kremlin’s readiness to take a stronger posture in response to what it sees as U.S.-led efforts to isolate and weaken Russia.