By Tomáš A. Nagy. Photo: Flickr|Defence Images, licensed by CC BY-NC-ND 2.0.If a serious financial crisis, an imperialist Russia and a migration crisis cannot motivate the member states of the Visegrad Four group to cooperate on defence, what can?Europe is going through one of the most testing periods in its recent history, and defence policy cooperation – both at the European and regional level – has been perceived as one of the ways of responding to its problems. The impact of the economic recession has still not been entirely overcome. Russia’s actions in Ukraine and the migration crisis have fundamentally …read more