The war against Iran is putting new strains on U.S. military readiness by consuming munitions and missile defense interceptors, as well as through

Is the UK ready for the challenges of modern war?

Defense analyst Stacie Pettyjohn says while the U.S. military is facing long-range missile shortages, prolonged deployments and vacated regional bases, Iran is building cheaper weapons quickly.

NPR's Michel Martin speaks with Center for a New American Security senior fellow Stacie Pettyjohn about the shortage of U.S. long-range precision missiles in the wake of the war against Iran.

The US defense industry is struggling to keep up with the revolution in cheap drones vs. expensive reusable military equipment. Today on the show, we talk with Stacie Pettyjohn, the director of the De...

Acoustics and innovative radar could help

This week’s episode of the Irregular Warfare Podcast examines how Taiwan could deter—or potentially defeat—a Chinese invasion by transforming the Taiwan Strait into an “unmanned hellscape.” Anchored i...

YouTube video by Center for a New American Security (CNAS)

Why Moscow is helping Iran fight the United States and Israel.

The units are embarked on ships and include air and ground combat elements along with logistics and command structures.

"When we ask for additional assistance or simple access… we get questions or roadblocks or hesitation," US Defense Secretary Pete Hegseth said today when asked about US support to NATO's collective de...

It is 2029. General Secretary Xi Jinping has given the order for the People’s Liberation Army to forcibly take Taiwan. Hundreds of Chinese warships begin

It is 2029. General Secretary Xi Jinping has given the order for the People’s Liberation Army to forcibly take Taiwan. Hundreds of Chinese warships begin

America and Israel conduct air strikes against Iran while the regime blocks the Strait of Hormuz, disrupting global energy supplies and pushing Gulf allies toward alignment.

Stacie Pettyjohn at the Center for a New American Security says Iran's Shahed-136 drones are mainly composed of off-the-shelf consumer tech, which makes them affordable to make at scale.

In the strait, Iran holds the advantage—and America has no good options.

Rapid depletion of stockpile including Tomahawk missiles raises pressure on Trump over cost of conflict

Escorting convoys of oil tanker with warships may give Iran juicy American targets

Merops drones, from a company owned by Eric Schmidt, are favored by Kyiv’s troops against Russian Shahed attacks.

Developing strong, pragmatic and principled national security and defense policies.

Developing strong, pragmatic and principled national security and defense policies.

Bloomberg Economics Defense Lead Becca Wasser discusses Iran's retaliation to US-Israeli strikes over the weekend, and what potential moves lie ahead from the Trump administration. She joins Kailey Le...

Airborne sensing and air battle management are distinct but intertwined tasks.

Developing strong, pragmatic and principled national security and defense policies.

“I think coordination has been lacking, and you're seeing a lot more sort of cowboy behavior, which could be problematic,” Stacie Pettyjohn, a senior fellow and director of the defense program at the ...

Max and Maria had a livestreamed conversation in the CSIS Brack Studio with Dara Massicot and Kateryna Bondar to discuss Russian and Ukrainian battlefield adaptations and technological innovations.

YouTube video by Center for a New American Security (CNAS)

The 2026 National Defense Strategy arrives at a critical juncture and marks an unprecedented shift in U.S. As the Department of Defense translates…

In early January, President Donald Trump signed an executive order threatening bans on defense contractors paying dividends or buying their stock back.Today on the show, we learn about the Trump Admin...

Late on the night of September 9, twenty-one medium-sized, fixed-wing drones were detected entering Poland's airspace. Polish and NATO aircraft were quickly scrambled, with several of the drones succe...

YouTube video by DW News

🎙️ At the Boundary reaches its 100th episode with a critical conversation on one of the fastest-growing threats in modern warfare: drones. Host Jim Cardoso is joined by Dr. Stacie Pettyjohn and Molly ...

Developing strong, pragmatic and principled national security and defense policies.

The counter-drone mission entails much more than simply air defense and cannot be relegated to traditional, isolated air defense formations.

What impact are drones having on military strategy?

Discussions over drinks with security, defense, and foreign policy insiders and experts. The original War on the Rocks podcast series.

CNAS's Stacie Pettyjohn and Molly Campbell argue in this op-ed that Ukraine's clandestine operation should be a wake-up call for the US military and its own base defense.

YouTube video by Center for a New American Security (CNAS)

The U.K. Royal Air Force has unveiled new electronic warfare drones designed to fly with fighter jets into contested airspace,

YouTube video by Center for a New American Security (CNAS)

The United States needs a different DIB than it has today if it wants to deter and prevail in future great power conflict.

Washington must upgrade its fleet of planes, drones, and missiles.

YouTube video by Hoover Institution

Washington must upgrade its fleet of planes, drones, and missiles.

YouTube video by Hoover Institution