Join us for CSS Breakdown: Book by Book, Season 09, Episode 04, as we dissect Chapter 4 of Norman Lowe's 'Mastering Modern World History'. This episode explores the turbulent period of international relations from 1919 to 1933, a time split into distinct phases: from the immediate, problem-ridden aftermath of World War I to a hopeful era of reconciliation known as the 'Locarno honeymoon,' and finally, its rapid deterioration as economic crises and aggressive regimes emerged. We'll examine the initial struggles stemming from the peace settlement, including issues of German reparations and the fragile beginnings of the League of Nations. Discover how efforts like the Dawes and Young Plans eased economic tensions, and how the Locarno Treaties and Kellogg-Briand Pact aimed to guarantee peace. However, we'll also uncover the inherent weaknesses in these agreements and the profound impact of the Great Depression, the rise of Hitler, and Japanese aggression in Manchuria. Additionally, we'll delve into France's evolving strategies towards Germany, the complex and often contradictory relations with Soviet Russia, and the inherent instability and challenges faced by the newly formed 'successor states' in Eastern Europe. Finally, we analyze the pervasive influence and ultimate limitations of American isolationism on global affairs. Tune in to understand why the 'Locarno spirit' proved to be an illusion, paving the way for renewed international tension and the fateful rise of authoritarian powers.