Ties between Iran and Iraq -- both predominantly Shiite Muslim nations -- greatly improved after the overthrow of the Saddam Hussein regime in 2003 . Iran : Both sides say they are in negotiations , have committee working on border dispute . Well is in Maysan province , east of Amara , near Iranian border , they say . The two sides fought 8-year war that started in 1988 with parts of border under dispute .
Iran : Both sides say they are in negotiations , have committee working on border dispute . Well is in Maysan province , east of Amara , near Iranian border , they say . The two sides fought 8-year war that started in 1988 with parts of border under dispute .