Why not every Islamist is buoyed by the Taliban victory

Few doubt that the Taliban victory in Afghanistan will give violent Islamist extremists a historic boost, encouraging them in their campaigns to overthrow and replace local regimes – but it has also revealed the deep faultlines that have weakened the jihadist movement in the past decade.

Sunni militants in the Middle East and beyond have made clear they believe the Taliban takeover of Afghanistan vindicates their own strategies and ideology. Coming just weeks before the 20th anniversary of the 9/11