After 9/11 the Americans invaded Afghanistan and easily overthrew the Taliban, who had harboured Al Qaeda, that carried out the attacks. But after that nothing was easy.
In Kabul our International Editor Lindsey Hilsum and her team have been to Wardak province, just west of the capital, to see how people there feel about the US intervention that followed the attacks in 2001.
Producer: Anna McIntosh
Camera operator: Soren Munk