More than two months after the fall of Afghanistan to the Taliban and the United States’ botched evacuation efforts, Washington is still struggling to formulate a coherent counterterrorism approach for what happens next. There is a wide range of assessments on the strength and intentions of jihadist groups operating in …

The troubling assessment undermines President Joe Biden’s fundamental justification for fully withdrawing from Afghanistan. The Islamic State group’s affiliate in Afghanistan is poised to develop the capability to launch attacks against the U.S. in as soon as six months, U.S. intelligence agencies believe. One of the Pentagon’s top civilian officials …

It is impossible to study international terrorism without reading and hearing repeatedly that the United States cannot kill its way out of the problem. When evaluating the efficacy of leadership decapitation in terms of a broader counter-terrorism or counter-insurgency campaign, it is critical to think beyond targeting individual leaders and …