István Hegedűs participated at the panel discussion organised by JEF Hungary and Time for a European Federation on the actuality of the book written by Yannis Karamitsios entitled "Time for a European Federation" in Magnet House, Budapest on 28 November 2022.
István Hegedűs gave an interview to Klubrádió before the meeting of the leaders of the EU member states on 14 December 2017. He added that Donald Tusk, President of the European Council urged an open dialogue regarding the European refugee policy.
At the annual meeting of the Hungarian Europe Society István Hegedűs was re-elected as chairman of the organisation on 3 November 2011. Jerzy Celichowski and Györgyi Kocsis have become the two vice-chairpersons.