![](https://www.historynet.com/wp-content/uploads/2017/07/Iraq-1200x480-Recovered.jpg)
The Feb. 22, 2006, bombing of the al-Askari shrine by Sunni militants sparked internecine fighting that soon embroiled U.S. forces and has yet to end. (Getty Images)
Getty Images
The Feb. 22, 2006, bombing of the al-Askari shrine by Sunni militants sparked internecine fighting that soon embroiled U.S. forces and has yet to end. (Getty Images)
Getty Images