22/07/2016 (Agence Europe) - Visegrad group sets itself up as defender of national sovereignty. The heads of state and/or government of the Visegrad group of countries (Poland, Hungary, Czech Republic and Slovakia), meeting in Warsaw on Thursday 21 July, highlighted shared positions that they intend to defend at September's informal summit in Bratislava. At this summit, which will provide the opportunity to take stock of the consequences of Brexit for the future of European construction, the...