入侵乌克兰后的北约和俄罗斯

April 2022 Policy BriefNATO and Russia after the Invasion of Ukraine Liana Fix and Steven KeilWashington,DC Ankara Belgrade Berlin Brussels Bucharest Paris Warsaw Russias invasion of Ukraine is the culmination of its increasingly militarized foreign policy centered around a small cast of decision-makers primarily in the military and security services close to the president.Its approach is aggressive,risk-tolerant,and deeply revi-sionist,spanning domains and leaning heavily on brutal tactics to achieve victory.NATO is now forced to return to its original missionto defend Europe against an aggressive and highly militarized Russian foreign policy.NATO-Russia relations relatively normalized in the immediate post-Cold War context,resulting in waning European invest-ments in defense capabilities.NATO only began reversing this trajectory in 2014,when Russia first invaded Ukraine,and must now significantly speed up its efforts.Key priorities include transitioning from forward deterrence to forward defense,augmenting NATOs capabilities in Europe and creating a greater role for Europe,strengthening regional partnerships,reestablishing risk-reduction mechanisms to manage a potential escalatio