In this episode, the guys delve into the second part of World War I, discussing its major battles, the strategies employed, and the eventual entry of the United States into the conflict. They explore the Schlieffen Plan, the significance of the Battles of the Marne, Verdun, and the Somme, and the impact of the Russian Revolution. The conversation culminates in a discussion about the Treaty of Versailles and its long-term consequences, highlighting the complexities and failures of the peace process that followed the war.