Restoring the Primacy of Army Mobilization Planning: Lessons from the Interwar Period (1919–41) | Tim Devine Background image of US soldiers crossing a bridge near Saint-Mihiel, France, in September 1918. Courtesy photo from DVIDS (https://www.dvidshub.net/image/6586604/mobilization-strategy-changes-world-war-led-creation-first-army)