Dr. Bojana Krsmanović and Dr. Ljubomir Milanović gave a lecture entitled “Pax Byzantina. Establishing of the Eleventh Century Long Term Peace in the Balkans” at Dumbarton Oaks, Washington, DC, on July 18, 2024. The lecture is part of a larger project entitled “From Barbarians to Christians and Rhomaioi. The Process of Byzantinization in the Central Balkans (late 10th – mid-13th century)”, supported by the Science Fund of the Republic of Serbia within the program Ideas (Acronym BarByz_10-13, Grant No. 7748349).