The mass casualty theater attack in Moscow was a reminder that affiliates of the Islamic State have reorganized and infiltrated even powerful states.

The Joe Biden administration says the restrictions are directed at protecting national security, not stifling economic competition.

The United States and South Korea are marking their seventy-year alliance with a state visit amid tighter defense collaboration. But the alliance “forged in blood” should now evolve to be powered by chips, batteries, and clean technology.

Given Venezuela’s urgent humanitarian needs and the global energy crunch, Washington is considering easing sanctions on Caracas in exchange for democratic reforms.

Targeted operations by U.S. forces have eliminated notorious leaders of armed extremist groups, al-Qaeda’s Ayman al-Zawahiri the latest among them. But how much they disrupt these terrorist organizat…

The Madrid summit paved the way for Finland and Sweden to join and underscored that Russia is NATO’s chief security threat. But the alliance’s new defensive efforts aren’t likely to change Putin’s st…