Romaniv T. Ostap Terletskyy in public and political life of Halychyna in the last third of the 19th century.

In the thesis, following on from the published and archive materials (including – foreign – National Archive in Vienna, Vienna University Archive), periodicals, memories, native and foreign historiography there highlighted political, scientific, scientific-promotional and publishing activity of Ostap Terletskyy. The thesis covers the whole process of O.Terletskyy’s world view developing that took place in a family circle, Stanislav Gymnasia, Lviv and Vienna Universities. There shown that public and political life of O.Terletskyy started as early as during the gymnasia period, when he took place in organizing a local community – youth structure which was engaged in enlightenment activity. Later he joined the publishing of a newspaper «Zirka» and participated in the first political meetings. He continued the social activity in Lviv university, where he studied in the Department of Law and Philosophy. The next stage of his political work was Vienna Youth Society «Sich». The young politician evolves from the «commons» and enters into socialist clubs in Vienna and Lviv, that caused legal prosecution, arrest and detention in 1887-1888. The thesis shows moving of O.Terletskyy in the 1890s to Ruthenian-Ukrainian Radical party and influence upon him of M.Dragomanov, I.Franko, M.Pavlyk, etc.