Tymchenko R. Relations of Ukrainian People's Republic and West- Ukrainian People's Republic (November 1918 - April 1920).

The problems of relations of Ukrainian People's Republic and West- Ukrainian People's Republic in 1918-1920 are complex explored in dissertation. The pre-conditions and reasons of unifying process are determined, the events connected with the Act of Unity are characterized and their appreciation is given. Basic organizational measures on embodiment of ideas of cathedral unity of Ukraine in economic, politic and military spheres are exposed; divergences in the foreign-policy orientations of political leaders of Ukrainian People's Republic and Western region of Ukrainian People's Republic are reflected. The fight of the Ukrainian armies in Ukraine of Naddnipryanska is analyzed. The reasons and consequences of the treaties by the leaders of Ukrainian People's Republic and Western region of Ukrainian People's Republic with the Dobrovolcha army and Poland are defined. On the basis of information, that was got during the research the causes and consequences of unrealizing collegiality fight in 1918-1920 are found out.