Iran-US relation's role in Afghanistan - 24 May 09 Seven years ago, Iran co-operated with the US in its war against the Taliban in Afghanistan. That was before being labelled by the Bush administration as part of a so-called "axis of evil." Since then, the security situation in Afghanistan has only deteriorated. Washington has signaled it will have to engage Tehran to stabilise a country that some observers say has become a battleground for the US - Iran rivalry. From Kabul, Al Jazeera's Zeina Khodr reports. From: AlJazeeraEnglish Views: 1 0 ratings Time: 02:26 More in News & Politics