The author's research focuses on the analysis of the historical sources and archaeological materials that have been preserved to this day. The book "Українська руська еліта доби Середньовіччя і раннього Модерну структура та влада" by [Author's name] is a comprehensive study of the development of Ukrainian Russian military-political elites during the Middle Ages and early modern times, and their impact on the functioning of Ukrainian Russian state formations and the preservation of Russian identity in the context of multiethnic state structures. The author draws on historical sources and archaeological materials to provide a detailed analysis of the evolution of these elites and their role in shaping the political, social, and cultural landscape of Eastern Europe. The book is divided into several chapters, each of which explores a different aspect of the development of Ukrainian Russian elites. The first chapter provides an overview of the historical context in which these elites emerged, including the political, economic, and social factors that influenced their rise to power. The second chapter examines the structure of these elites, including their organization, leadership, and ideology. The third chapter looks at the role of these elites in the functioning of Ukrainian Russian state formations, including their relationship with other ethnic groups and their contribution to the preservation of Russian identity. One of the key themes of the book is the need to understand the technological process of developing modern knowledge as the basis for the survival of humanity and the unity of people in a warring state.

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