During September 24–25, 2021, the European Centre for Ethnic Studies was co-organizer of the National Session of Scholarly Papers “Romanians in Southeastern Transylvania. History. Culture. Civilization,” 27th edition, organized in collaboration with the “Andrei Șaguna” Cultural-Christian League, the European Center for Covasna–Harghita Studies in Sfântu Gheorghe, the Ștefadina Bucharest Association, the “George Barițiu” Institute of History in Cluj-Napoca, the “Gheorghe Șincai” Institute for Socio-Human Research in Târgu Mureș, the Orthodox Bishopric of Covasna and Harghita, the “Metropolitan Nicolae Colan” Ecclesiastical Documentation Center, and the Civic Forum of Romanians in Covasna, Harghita, and Mureș, with the support of the General Secretariat of the Government of Romania, in Izvoru Mureșului, Harghita County.