The collection includes reports, articles, messages of conference participants from Italy, France, Azerbaijan, Armenia, Uzbekistan, Georgia, Russian cities - Moscow, Novocherkassk, Grozny, Makhachkala, Vladikavkaz, Rostov-on-Don, Stavropol, Elista, Kislovodsk, Kazan, Volgograd, Georgievsk, Yeisk, Krasnodar, Pyatigorsk, Maykop. The articles consider various aspects and problems of the development of the Caucasus during the First World War. Previously unexplored questions are analyzed, new historical facts are introduced.