Nonstrategic Nuclear Weapons

Recent debates about U.S. nuclear weapons have questioned what role weapons with shorter ranges and lower yields can play in addressing emerging threats in Europe and Asia. These weapons, often referred to as nonstrategic nuclear weapons, have not been limited by past U.S.-Russian arms control agreements, although some analysts argue such limits would be of… Continue Reading Nonstrategic Nuclear Weapons

Missile Defense Review 2019

The 2018 National Defense Strategy (NDS) states that the Defense Department’s “enduring mission is to provide combat-credible military forces needed to deter war and protect the security of our nation.” This 2019 Missile Defense Review (MDR) is fully aligned with the NDS, writes acting US Defense Secretary Patrick Shanahan. The MDR was conducted pursuant to… Continue Reading Missile Defense Review 2019

U.S. Strategic Nuclear Forces: Background, Developments, and Issues

Even though the United States has reduced the number of warheads deployed on its long-range missiles and bombers, consistent with the terms of the 2010 New START Treaty, it also plans to develop new delivery systems for deployment over the next 10-30 years. The 116th Congress will continue to review these programs, and the funding… Continue Reading U.S. Strategic Nuclear Forces: Background, Developments, and Issues

U.S. Ground Forces Robotics and Autonomous Systems (RAS) and Artificial Intelligence (AI)

The nexus of robotics and autonomous systems (RAS) and artificial intelligence (AI) has the potential to change the nature of warfare. RAS offers the possibility of a wide range of platforms—not just weapon systems—that can perform “dull, dangerous, and dirty” tasks— potentially reducing the risks to soldiers and Marines and possibly resulting in a generation… Continue Reading U.S. Ground Forces Robotics and Autonomous Systems (RAS) and Artificial Intelligence (AI)

Defense Advanced Research Projects Agency: Overview and Issues for Congress

The Defense Advanced Research Projects Agency (DARPA), established in 1958, is an agency within the Department of Defense (DOD) responsible for catalyzing the development of technologies that maintain and advance the capabilities and technical superiority of the U.S. military. DARPA-funded research has made important science and technology contributions that have led to the development of… Continue Reading Defense Advanced Research Projects Agency: Overview and Issues for Congress

Advanced Pilot Training (T-X) Program

On September 27, 2018, the United States Air Force (USAF) awarded The Boeing Company a contract, worth up to $9.2 billion, to procure 351 Advanced Pilot Training (APT T-X) aircraft and 46 Ground-Based Training Systems (GBTS) to replace the existing fleet of T-38C jet trainers. The Air Force had originally valued the contract at roughly… Continue Reading Advanced Pilot Training (T-X) Program

Maintaining Information Dominance in Complex Environments

There are many risks to the U.S. Army’s command and control (C2) operations and to its intelligence and information warfare (IW) capabilities. The challenges include: significant uncertainty; sudden unexpected events; high noise and clutter levels in intelligence pictures; basic and complex deceptions exercised through a variety of channels; the actions of hidden malign actors; and… Continue Reading Maintaining Information Dominance in Complex Environments

Chemical Warfare in World War I: The American Experience, 1917-1918

This Leavenworth Paper chronicles the introduction of chemical agents in World War I, the U.S. Army’s tentative preparations for gas warfare prior to and after American entry into the war, and the AEF experience with gas on the Western Front. Chemical warfare affected tactics and almost changed the outcome of World War I. The overwhelming… Continue Reading Chemical Warfare in World War I: The American Experience, 1917-1918

Underestimated: Our Not So Peaceful Nuclear Future-Second Edition

Underestimated: Our Not So Peaceful Nuclear Future, Second Edition explores what nuclear future we may face over the next three decades and how we currently think about this future. Will nuclear weapons spread in the next 20 years to more nations than just North Korea and possibly Iran? How dire will the consequences be? What… Continue Reading Underestimated: Our Not So Peaceful Nuclear Future-Second Edition

Impacts of Anti-Access/Area Denial Measures on Space Systems

The 2018 National Defense Strategy and National Space Strategy both reaffirm the vital interests that the United States has in the domain of space. However, space remains an inherently hostile environment that has become congested, contested, and competitive among the nations. What are ways for the U.S. Army to assure the success of its space-dependent… Continue Reading Impacts of Anti-Access/Area Denial Measures on Space Systems