Two months ago, the Taliban were 60 miles from the capital of nuclear-armed Pakistan. Four weeks later, the Pakistani military, using helicopter gunships, fighter jets, and special forces, destroyed Taliban strongholds, pushing them north -- and nearly three million refugees south -- out of the Swat Valley. Behind the operation's success lies a new hybrid counterinsurgency strategy that is emerging in Pakistan -- the strengths and weaknesses of which will be crucial for both Islamabad and Washington over the long term.