The text presents the problem of the situation of the Ruthenian national minority within the frame of the presentday ethnic structure of Czech Republic. It focuses on the selected activities that at present infl uence the processes of construction of identity of national minorities. It explains these problems on the example of the revival of communal life of Ruthenians in Prague. Besides the older basis, constituted by the Society of Friends of Subcarpathian Ruthenia or other associations was in the year 2011 established a new organization, Ruthenians.cz – Ruthenian Initiative in the Czech Republic. Its membership consists of members of younger generation of Ruthenians, immigrants from eastern Slovakia. This organization established as its goal to infl uence actively the developments in the communal life of Ruthenians in Prague, preserve and propagate Ruthenian cultural traditions and inform the Czech public on Ruthenians. The activities consist in cultural and communal events, public lectures, discussions, fi lm projections etc. This initiative also helped to instigate communication among Ruthenians on social networks. The process of construction of identity of national minority is in the case of the Ruthenians based primarily on the delimitation against Ukrainians, accentuation of Ruthenian traditions and the their peculiarity.