 After the First World War Kyoseto moved to Bulgaria and settled in Gorna Dzumaya.In 1934 he became a member of the Macedonian-Adrianopolitan Volunteer Corps Society in Gorna Dzhumaya.For a period of some years after the war, the Yugoslav and Bulgarian leaders Josip Broz Tito and Georgi Dimitrov worked on a project to merge their two countries into a Balkan Communist Federation.