Army’s long-awaited Iraq war study finds Iran was the only winner in a conflict that holds many lessons for future wars

Army Times – A two-volume Army study of the Iraq war is a deep examination of the mistakes and success of the war effort that also takes aim at critics who would slough off the conflict as they shift to near-peer threats.

The U.S. Army in the Iraq War – Volume 1: Invasion – Insurgency – Civil War, 2003-2006

The U.S. Army in the Iraq War — Volume 2: Surge and Withdrawal, 2007-2011