Submarine Warfare, Past, Present, and Future by Herbert C. Fyfe is a historical work from the early 20th century that chronicles the evolution of submarine warfare. It examines the technological advancements and strategic applications of submarines from their origins to the author’s present day. The book seeks to provide a clear and engaging overview for readers interested in naval warfare and the development of underwater craft. Fyfe begins by addressing a gap in existing literature, noting how submarine warfare, despite its importance, has often been overlooked in public discourse. He shares his personal fascination with submarines and stresses the need for broader public awareness of naval innovations, portraying submarines as both groundbreaking and controversial tools of war. The book delves into key historical milestones, including the pioneering efforts of figures like David Bushnell and Robert Fulton, emphasizing their influence on modern naval strategy. Fyfe also explores the tension between innovation and skepticism within naval leadership, setting the stage for a thorough discussion of the submarine’s potential role in future warfare.