The Office of the Under Secretary of War for Research and Engineering (OUSW(R&E)) is spearheading a transformative era of technological innovation to ensure the United States military remains the most lethal and dominant fighting force in the world. The War Department is committed to delivering cutting-edge technologies that meet the urgent demands of today’s warfighters. In an era of rapid advancements and adversarial competition, the Department has identified six Critical Technology Areas (CTAs) to focus its efforts. These CTAs represent the forefront of innovation, designed to deliver immediate, tangible results at the speed of relevance.