The two countries also have specific disputes, notably over water, illicit narcotics trade, and refugees. Water flows to Iran are likely to be reduced when major hydropower dams are completed in Afghanistan, and water sharing is becoming a more acute source of friction between the two states.
A few days after George W. Bush was reelected as President of the United States I stood on a ridgeline surrounded by a hundred US Marines near the Pakistani border in eastern Afghanistan, waiting for the Chinooks to come pick us up. We’ve been in the wilderness chasing insurgents and looking for information about Osama bin Laden. We started the mission with only two days worth of water and food with a scheduled resupply, which hit a snag and only came a day prior to our departure.