Affordable mass has become the watchword of defense modernization, be it swarms of drones or satellite constellations. What could such an approach mean for air and missile defense? Networks of passive ...

The CSIS Missile Defense Project is pleased to rollout our new report, Mesh Sensing for Air and Missile Defense.

The Napoleonic staff model is holding the U.S. back from innovating decisionmaking. To prevail in the era of agentic warfare, the U.S. requires smarter, faster command structures including Networked, ...

There are five main options for targeting Iran’s Fordow facility: the GBU-57, sustained Israeli strikes, sabotage, nuclear weapons, and diplomacy. Each varies in its potential impact on Iran’s nuclear ...

Introduction On April 2, 2025—a date President Trump proclaimed “Liberation Day”—the administration announced the most sweeping tariff hike since the Smoot-Hawley Tariff Act, the 1930 law best ...

China is leveraging its globally dominant commercial shipbuilding industry to support its naval modernization—and foreign companies are inadvertently helping. This report outlines how the United ...

President Trump's deployment of troops to the southern border raises questions about its unprecedented scale and whether it signifies a policy shift or continuity.

Following Iran’s ballistic missile attack on Israel on October 1, defense analysts have expressed concerns about the U.S. use of about a dozen Standard Missile-3 (SM-3) interceptors. The debates ...

Since the onset of the war in Ukraine, the geopolitical landscape in Europe has been irrevocably altered, prompting the president of France Emmanuel Macron to emphasize that France’s vital interests ...

If former president Trump wins back the White House, U.S. trading partners are likely to face a barrage of renewed tariff threats. Trump has multiple potential sources of legal authority that could ...

Gregory C. Allen and Doug Berenson discuss the isolation of the defense industrial base from the wider commercial economy and its implications for the DOD’s adoption of advanced technologies.

Defense industrial cooperation is critical to strengthening the U.S.-Japan alliance. CSIS Japan Chair visiting fellow Moyuru Tanaka examines the potential for collaboration in the shipbuilding ...