“Dorwart’s History of the Office of Naval Intelligence is an important read for anyone interested in U.S. naval history.” —StrategyPage“Dorwart’s History of the Office of Naval Intelligence, 1865–1945 is an excellent contribution to an informed understanding of naval intelligence, including its promises, challenges, and evolutions as it morphed from a haphazard approach often delving into domestic matters to a highly effective endeavor focused on international security. This story is an important one, and Dorwart has told it in a captivating, thorough, and accessible manner. This book is highly recommended to sailors, scholars, analysts, and the broader intelligence community.” —Naval Historical Foundation“The book is of sufficient detail that all aspiring intelligence leaders can readily glean their own lessons to apply across the enterprise.” —Studies in Intelligence“A very comprehensive study of a fascinating aspect of American military, particularly naval, history.” —Baird Maritime“A very readable work that flows well. This well-written and researched tome should serve as the standard reference on its subject for the foreseeable future. The decision to publish it in this omnibus edition was indeed a very good one and it should be read by anyone with a strong interest in US naval history between 1865 and 1945.” —The Northern Mariner / Le marin du nord“Based on exhaustive research into government archives, personal memoirs and oral interviews, this updated volume presents an in-depth history of the ONI through 1945 by an author widely recognized as the authority on the subject.” —HistoryNet“Dorwart’s History of the Office of Naval Intelligence, 1865–1945 provides, next to a good overview of the first six decades of the Office of Naval Intelligence, lessons and insight for modern-day intelligence services.” —Tijdschrift voor Zeegeschiedenis“Dorwart’s History of the Office of Naval Intelligence is a tale of intrigue and adventure, laced with human frailties; it is highly recommended.” —The Australian Naval Institute“Dorwart’s History of the Office of Naval Intelligence, 1865–1945 is a superb book. . . It is much more than simply an ONI history. It expands our knowledge of significant historic events. It is a book for all historians and everyone trying to understand American military history. Readers will come away with a better grasp of how an agency can overcome infighting, indifference, bureaucratic shortcomings, to make a huge contribution to American war victories. The book is richly illustrated with 62 photographs from the advent of steam through World War II. Dorwart effectively describes how the ONI facilitated the construction of a modern U.S. Navy.” —The Journal of America’s Military Past“An impressive array of archival documents and secondary sources inform Dorwart’s research. . . . Dorwart’s work should continue to resonate with popular, professional, and academic readers interested in naval history the development of U.S. intelligence organizations, and civil-military relations. Dorwart’s reissued volume offers an essential starting point for any research project focusing upon these areas.” — Journal of Military History