Harry Oppenheimer is a research associate for national security at the Council on Foreign Relations. The U.S. military mission in Afghanistan has been subject to restrictive rules of engagement that…

I have a piece on ForeignPolicy.com that attempts to evaluate what sort of commander in chief Donald Trump might be if actually elected president. After his second place finish in the Iowa caucuses l…

The new U.S. aid package will reestablish a critical flow of weapons to Ukraine’s military, but the war will hinge greatly on which side can ramp up and sustain its firepower and troop numbers in the…

Fort Meade, Maryland, which is home to U.S. Cyber Command. (Courtesy National Security Agency) Chinese analysts and officials like to point out that it was the United States that first set up Cyber …