In this episode of the US Navy History Podcast, hosts Dale and Christophe delve into the Atlantic U-Boat Campaign of World War I, a critical maritime struggle far from the Western Front trenches. The discussion covers the evolution and impact of German submarine warfare, the U-Boat's technological and strategic significance, and the moral and political consequences of unrestricted submarine warfare. They also explore the Allied response, including the implementation of the convoy system, technological advancements, and the entry of the United States into the war. The episode closes with reflections on the legacy of the campaign for naval strategy and a tribute to First Lieutenant Travis L. Manion, highlighting his bravery and sacrifice.