Hayat Tahrir al-Sham's unusual request to be removed from the U.S. terrorism lists is unlikely to be fulfilled, but this reflects bureaucratic inertia and political incentives as much as the group's radi...

The Russian military's prioritization of dramatic public displays over exercises that simulate combat have left it ill-prepared for the war in Ukraine. But U.S. security force assistance programs often i...

Declining availability of abortion care will make it more difficult for women in uniform to keep their healthcare decisions private, and the military's policies may reinforce harmful stereotypes.

What does it mean when individuals and groups are included in U.N. terrorism reports but don't make the cut for sanctions?

The Russian invasion shows how the relationship between the United States and the UAE is changing—but also how it will remain the same.

The recent redeployment of U.S. troops won't change the security landscape of Somalia, but it could provide an opportunity for change.

NATO's new Strategic Concept, to be released in June, will need to clearly define the alliance's mission.

Part of terrorism's power is its ability to generate fear disproportionate to the actual threat. Research shows that learning about terrorism curbs this effect.

The United States should be exploring new approaches for attaining its counterterrorism goals.

Russia is keeping the influence it has built up in the Central African Republic, Libya, Mali and Sudan.

As the pace of innovation increases, control lists are falling behind and failing to regulate sensitive technology.

Germany's new commitment to increasing its defense spending and modernizing its military will take years to pay dividends.