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

2005

• Operation Dagger(Khanjar) in Iraq

2007

• Operation Castine in Iraq

2008

• Raid Report – June 18, 2008

2013

• Afghan National Security Forces formally assumed the lead for combat operations across the country

2021

• End of Operation Highroad in Afghanistan

Casualties on June 18:

• DEUEL, MICHAEL ROBIN – June 18, 2003
• FRANTZ, ROBERT LEWIS – June 18, 2003
• LATHAM, WILLIAM TRAVIS – June 18, 2003
• LYNCH, JASON NATHANIEL – June 18, 2004
• VUE, THAI – June 18, 2004
• CRUMPLER, ADAM JOHNSON – June 18, 2005
• HARRIS, NOAH – June 18, 2005
• LONG, WILLIAM ALFRED – June 18, 2005
• PARKS, LARRY JR – June 18, 2007
• SANDOVAL, FRANK MICHAEL – June 18, 2007
• SNELL, ERIC LAMAR – June 18, 2007
• TRACY, JACOB TIMOTHY – June 18, 2007
• WILKEY, DAVID ANTHONY JR – June 18, 2007
• RETMIER, MARC ALLEN – June 18, 2008
• TOLES, ROSS LAVAL III – June 18, 2008
• HUNTER, JAMES PATRICK – June 18, 2010
• ORTEGA, WILLIAM F – June 18, 2010
• PARK, BENJAMIN J – June 18, 2010
• BACKUS, BRIAN JOHN – June 18, 2011
• BOATWRIGHT, ALVIN ALGERNON – June 18, 2011
• DIXON, EDWARD FRED III – June 18, 2011
• KREINZ, TYLER RICHARD – June 18, 2011
• SNYDER, ALAN LEIGH – June 18, 2011
• LALLIER, JARROD ALLEN – June 18, 2012
• ALT, EMBER MARIE – June 18, 2013
• ELLIS, ROBERT WAYNE – June 18, 2013
• JOHNSON, JUSTIN RASARD SR – June 18, 2013
• MOODY, WILLIAM ROBERT – June 18, 2013