"The Phenomenon of Soviet Ukrainization in the 1920s-1930s" is a research book that examines the historical stage of Ukrainization within the Soviet Union. The author analyzes in detail the political, social and cultural aspects of this phenomenon, revealing its influence on Ukrainian society and culture of that period. The book describes in detail the struggle for the introduction of the Ukrainian language, education and culture in society, as well as reflects the consequences of these processes on various spheres of life of the Ukrainian people. The author highlights the role of prominent figures of that time, as well as attempts by the authorities to attract national intellectuals to cooperation in the implementation of Ukrainianization measures. "The phenomenon of Soviet Ukrainization in the 1920s-1930s" is not only a historical essay, but also an attempt to understand the essence and consequences of this difficult period in the history of Ukraine. The book is aimed at a wide range of readers who are interested in history, politics and cultural processes in the past of Ukraine."