collective defense security
formal collective defense security guarantee by the Alliance. Moreover, by fundamentally altering NATO’s role in the conflict, the new measures could actually increase ambiguity surrounding the Allies’ commitment to the defense of Ukraine, prompting Russian president Vladimir Putin to potentially test the Alliance’s resolve A Slippery Slope On the surface, the crux of the dilemma is simple: NATO operates on the principle of a non-zero-sum view of security, where the security of each ally is linked แทงบอลยูโร