The following are events related to the Global War On Terrorism (GWOT) that took place on this day.

2006

• End of Operation Medusa in Afghanistan

2007

• Marine Medium Tiltrotor Squadron 263 (VMM-263) became the first combat squadron to deploy with the MV-22 Osprey aircraft. VMM-263 departed from MCAS New River for a seven-month deployment to Iraq in support of Operation Iraqi Freedom. The first of the Ospreys landed in Iraq in early October.
• Operation Dragon Talon II in Iraq

2008

• Navy Secretary Donald C. Winter announced he would award the Navy Cross to Sgt Rafael Peralta, who pulled an enemy grenade to his body before it exploded on 15 November 2004 during fighting in Fallujah, Iraq. The announcement surprised many who believed Sgt Peralta should have been awarded the Medal of Honor and lead to numerous calls from lawmakers and others for the case to be reviewed.

Casualties on September 17:

• EBERT, CHRISTOPHER STEPHEN – September 17, 2004
• DAVIS, DAVID JOSEPH – September 17, 2006
• KNOX, ADAM LON – September 17, 2006
• HARRIS, JOSHUA WILLIAM – September 17, 2008
• HAYS, BRUCE EVAN – September 17, 2008
• NAQVI, MOHSIN A – September 17, 2008
• VAZQUEZ, JASON ANTHONY – September 17, 2008
• EDWARDS, CORRY ARDEL – September 17, 2008
• ESHBAUGH, DANIEL MICHAEL – September 17, 2008
• GULCZYNSKI, LEONARD JOSEPH II – September 17, 2008
• MASON, ANTHONY LUKE – September 17, 2008
• ORDONEZ, JULIO CESAR – September 17, 2008
• RUDOLF, BRADY JOE – September 17, 2008
• THOMPSON, MICHAEL E – September 17, 2008
• VALLEJO, ROBERT II – September 17, 2008
• WRIGHT, DARRICK DARRYL – September 17, 2008
• MONROE, JEREMIAH JAMES – September 17, 2009
• FLEMING, SCOTT JOSEPH – September 17, 2010
• NEWMAN, JAIME CARLOS – September 17, 2010
• SNOW, DEANGELO BARNELL – September 17, 2010
• EPPINGER, GARRICK LOUIS JR – September 17, 2011
• HOSEY, MICHAEL WESLEY – September 17, 2011