On 28th of June, 2010, Embassy of Ukraine and Ukrainian-Rusin Diaspora in Serbia took part in the cultural manifestation on the occasion of the Constitution Day of Ukraine, which took place in Novi Sad (Serbia). Extraordinary and Plenipotentiary Ambassador of Ukraine to the Republic of Serbia addressed to the Diaspora with greeting words and told about the history of formation of the Constitution of Ukraine and its importance for the Ukrainian people. In terms of manifestation the chore of the Union of Rusins-Ukrainians of Serbia performed Ukrainian national songs. The representation of the book of the Ukrainian-Rusin Diaspora priest from Greek-Catholic church in Serbia also took place during manifestation. The book is called “Live is running” and tells about the history of Greek-Catholic church in Ruski Kerestur during the 200 years of its existence.