The presented thesis deals with the topic of Czechoslovak cultural politics in music during the Socialist Realist era. The author based the study on the personal history of Václav Dobiáš, a prominent composer, cultural organiser and a pedago- gue, who serves as a typical representation of an artist, who bestowed all his artistic talents to the cause of the Communist Party of Czechoslovakia. The first chapter briefly describes Socialist Realism as a movement in music in the Soviet Union, the place of its origin. The main emphasis is put on the introduction to Zhdanov's po- litical speech, which consequently became the mandatory norm in the countries of the Eastern bloc. The next chapter is focused on Czechoslovak reflexion of Socialist Realism and its reception. This chronological development aims to expose the spe- cifics of each periods' reception of this artistic movement. Following chapters are dedicated to Václav Dobiáš. The first chapter of this part of the thesis deals with the beginning of the artist's journey which was strongly influenced by the avantgarde movement of 1930's. Next chapters depict his adoption of communist ideology in 1945, explore the motives behind this ideological conversion and characterize his po- litically-engaged work. This part is followed by a portrayal of Dobiáš as a...