After taking control of Afghanistan, the Taliban have pledged to be a responsible member of the international community that doesn’t pose a threat to any country’s security. However, the Islamist movement’s victory in Afghanistan has elevated its most radical and violent branch, the Haqqani network. Having perpetrated some of the …

Two days before he was shot dead by the Taliban, Abu Omar Khorasani, a onetime leader of Islamic State in Afghanistan, sat slumped in a dingy Afghan prison interview room, waiting for his soon-to-be executioners. Mr. Khorasani saw the Taliban’s advance as a harbinger for change. For years both organizations …

After the Taliban swiftly swept away, without much of a resistance, the Afghan Army and government on the heels of the U.S.-led coalition’s withdrawal from the country, chaos has gripped Afghanistan. Panicked Afghan civilians, desperate to leave a country under Taliban rule, have flooded the Kabul airport. Meanwhile, the U.S. …