Killing leaders is the easy part. The post-9/11 wars show that it’s what follows that turns into a disaster.

What if citizens get unbreakable encryption? Welcome to the latest edition of Fictional Intelligence.

Even as cheap drones deplete expensive air defenses near Iran, the U.S. military is working to turn the tables.

A diplomatic veteran cites operational secrecy—and describes how things might have gone better.

The war against Iran has depleted stocks of vital interceptors.

A conversation with veteran diplomat Donald Heflin, a leader at Tufts University’s Fletcher School.

The response to last year’s strikes on nuclear sites was muted. Don’t expect this one to be the same.

A historian explores patriotism, U.S. foreign policy, and the anti-war movement during the Vietnam era.

The authors of a new series discuss how they’re exploring the future of conflict through short stories.

The word counts of the new National Defense Strategy.