Croatia's Minister of Interior Davor Bozinovic, left, pushes a button to lift the barrier at the Bregana border crossing between Croatia and Slovenia, accompnanied by Slovenian counterpart Sanja Ajanovic Hovnik, early Sunday, Jan. 1, 2023. More than nine years after Croatia became the European Union's newest member, it is switching to the EU's common currency, the euro, and joining Europe's passport-free travel Schengen area. (AP Photo/Darko Bandic)