‘The Worst Seemed Very Far Away’: Andrew Exum on the Afghanistan War

Last week, U.S. President Joe Biden announced his decision to fully withdraw U.S. forces from Afghanistan by Sept.11. After 20 years and two generations of American service members fighting there, America’s longest war will come to an end. What will the legacy of that war be for the U.S. military? And will it have a lasting impact on American society?