Roman Dmowski and the issue of Poland at the conference of Versailles

The article concerns aspects of a diplomatic and organizational activity – both in formal and back‑stage dimension – of Roman Dmowski, the co‑author of National Democracy and a modern nationalist  thought. Dmowski, standin at the head of Polish National Committee, was an official representative of Polish government during the peace conference in Paris in 1919–1920 which provided European order after the end of the First World War. The short biographical trait of Dmowski is presented as well as the geopolitical situation of the decline 1918 seen from the perspective of members of National Polish Committee. The essential transfer of the article is concentrated on the activity of Dmowski from the beginning of the Parisian conference (18 January, 1919) till the day of signing the document formally restoring Poland on the map of Europe (28 June, 1919) by the Polish delegation. The problem  connected with the delimitation of eastern border in the context of the international dispute over the statute of Eastern Galicia is brought up.