Informative, if unsettling, article on US arms shipments to Iraq and the country's possible disintegration. The next couple years will be critical for Iraq's future. (The second link below is a helpful who's-who in Iraq by the Christian Science Monitor.)
http://www.nytimes.com/2011/12/29/world/middleeast/us-military-sales-to-iraq-raise-concerns.html
http://www.csmonitor.com/World/Middle-East/2011/1228/Who-s-who-in-Iraq-after-the-US-exit/Nouri-al-Maliki-and-the-Dawa-Party