The book 'Сентябрьская катастрофа' by [Author] explores the resurgence of German imperialism after World War I and its role in the lead up to World War II, specifically focusing on the tragic events of September 1939 in Poland. The author draws on extensive documentation from archives and libraries around the world to paint a comprehensive picture of the international relations of the interwar period. The Plot: The story begins in the aftermath of World War I, where Germany is struggling to come to terms with the harsh terms imposed upon them by the Treaty of Versailles. The country is plagued by economic and political instability, leading to a rise in nationalist sentiment and the emergence of extremist groups. As tensions between Germany and its neighbors escalate, the stage is set for a catastrophic conflict. Act I: Rise of Nationalism The first act of the book focuses on the rise of nationalism in Germany, fueled by the humiliation of the Treaty of Versailles and the country's economic struggles.

''