Lajolo conducted Mass together with the Archbishop of Zagreb, Cardinal Josip Bozanic, the Apostolic Nuncio to Croatia, Francisco Javier Lozano, and the Croatian clergy.
The Vatican official is visiting Croatia at the invitation of Foreign Minister Kolinda Grabar-Kitarovic, who invited him to give a lecture on the occasion of Croatian Diplomacy Day, June 7.
On June 7, 879, Pope John VIII sent a letter to Prince Branimir informing him that he recognised his worldly authority over entire Croatia, which played an important role in the process of Croatia's gaining independence.