The Russia-Ukraine War, NATO’s Eastern Flank, and Ukrainian Refugees in Central Europe

The countries of NATO’s eastern fl ank representing the so-called Bucharest Nine include Poland, Romania, Bulgaria, Estonia, Lithuania, Latvia, Slovakia, the Czech Republic, and Hungary. Over recent decades, NATO has adapted to new challenges and threats to the security environment. This article attempts to examine the ongoing armed confl ict between Russia and Ukraine from the perspective of NATO’s eastern flank countries as well as to answer the following research questions: are NATO member states adequately responding to the threats arising from the armed conflict between Russia and Ukraine, and will NATO be revitalised as a result of Russia’s revisionist policy?