America bombs Islamic State. Once it quits Afghanistan, can it still?

“TO THOSE WHO carried out this attack, as well as anyone who wishes America harm, know this,” said President Joe Biden, speaking after a suicide-bombing at Kabul airport killed 13 Americans and over 170 Afghans on August 26th. “We will not forgive. We will not forget. We will hunt you down and make you pay.” The strike, delivered by a drone, came at dawn on August 28th, in Afghanistan’s Nangarhar province, killing two “planners” for Islamic State, the Department of Defence claimed. The next day, after Mr Biden had warned a second attack at the airport was “highly likely”, came another, on a car in Kabul. American officials said the vehicle was rigged with explosives, was carrying “multiple suicide-bombers” and was on its way to the airport. But with American forces on their way out, hunting down terrorists is going to get a lot harder.

Read the full story and more from The Economist.