On 3 June, the CEI-Executive Secretariat hosted a conference titled "The European Union’s Future in the New World Order," which was jointly organised with the Hungarian Diplomatic Academy and the Central European Lawyers Initiative.

On 5 June 2025, the Committee of CEI National Coordinators (CNC) convened in Trieste for its third meeting under the Serbian CEI Presidency, hosted at the headquarters of the CEI-Executive Secretariat.