FAS reports provide detailed, technical analysis on specific security threats facing the world, and provide the public and policymakers with recommendations on how to address these threats.
All FAS reports are available online in HTML or PDF format.
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Temporary Work Visa Holders in the United States, By the Numbers
The Trump administration is expected to unveil an executive action in the near future that would significantly restrict temporary (“nonimmigrant”) work visa categories. While there are multiple public data sets available from the Department of Homelan …
Conventional Deterrence of North Korea
The debate over whether North Korea could be deterred was eclipsed by the onset of negotiations in 2018. Yet, the last three years have been marked by rapid advancements in the regime’s military capabilities and apparent evolution in its military strat …
Air-launched Ballistic Missiles
In 2018, Russia and China both tested an uncommon type of missile that flew a ballistic trajectory but could be launched from an aircraft. Air-launched ballistic missiles (ALBM) are just one curiosity at a time when many countries are rapidly expanding …
Nuclear Monitoring and Verification in the Digital Age: Seven Recommendations for Improving the Process
The goal of this Task Force report is to offer findings and make recommendations regarding nonproliferation monitoring and verification in general; our observations are grounded in large part on the Task Force’s continued attention to nonproliferation …
The Nonproliferation and Disarmament Challenges of Naval Nuclear Propulsion
A so-called loophole might allow a non-nuclear weapon state (NNWS) to use a naval reactor program to acquire nuclear weapons by taking nuclear material outside of safeguards and then potentially diverting some of that material. Additionally, nuclear-ar …