In July 2016 in Warsaw, allies decided to reinforce NATO’s eastern front. For the Alliance, this step had three implications : it demonstrated its unity and solidarity, the necessity to confront current hostilities with Russia, and the partial failure of its partnership policies. However, one point was avoided at the summit, leaving a question mark hovering over the credibility of the Alliance’s framework in light of the rise of illiberal regimes in several of its member countries.