Mattarella at Eplo event with presidents of Greece, Bulgaria

(ANSA) - BELGRADE, MAY 22 - The President of the Republic, Sergio Mattarella, is at Palazzo Altemps for the inauguration of the European Public Law Organization's Rome Office. The Greek and Bulgarian heads of state, Aikaterini Sakellaropoulou and Rumen Radev, are in attendance. The event is not open to the press. (ANSA).