It was the Mogadishu moment of the Iraq war. March 31, 2004, four American mercenaries were ambushed in the Sunni hotbed of Fallujah, their jeeps set ablaze with the men inside. An angry mob dragged their charred corpses through the s...

On September 16, 2007, machine gun fire erupted in Baghdad's Nisour Square leaving seventeen Iraqi civilians dead, among them women and children. The shooting spree, labeled 'Baghdad's Bloody Sunday,' was neither the work of Iraqi in...