Croatia's President Ivo Josipovic holds a shirt he received from Lithuania's President Dalia Grybauskaite during the celebration of the accession of Croatia to the European Union in Zagreb June 30, 2013. [Photo/Agencies]
EU Commission President Jose Manuel Barosso gestures as he addresses during the celebration of the accession of Croatia to the European Union in Zagreb June 30, 2013. [Photo/Agencies]