In World War I and the Origins of U.S. Military Intelligence, military historian James L. Gilbert provides an authoritative overview of the birth of modern Army intelligence. Following the natural division of the intelligence war, which was fought on both the home front and overseas, Gilbert traces the development and use of intelligence and counterintelligence through the eyes of their principal architects: General Dennis E. Nolan and Colonel Ralph Van Deman. Gilbert explores how on the home front, U.S. Army counterintelligence faced both internal and external threats that began with the...