| War in Afghanistan (2001–2021) |
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| Part of the war on terror and the Afghan conflict |
Clockwise from top-left: American troops in a firefight with Taliban insurgents in Kunar Province; An American F-15E Strike Eagle dropping 2000 pound JDAMs on a cave in eastern Afghanistan; an Afghan soldier surveying atop a Humvee; Afghan and American soldiers move through snow in Logar Province; victorious Taliban fighters after securing Kabul; an Afghan soldier surveying a valley in Parwan Province; British troops preparing to board a Chinook during Operation Black Prince |
| Date | 7 October 2001 – 30 August 2021 (19 years, 10 months, 3 weeks and 2 days) |
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| Location | |
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| Result |
Taliban victory |
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Territorial changes |
Taliban control over Afghanistan increases compared to pre-intervention territory |
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| Belligerents |
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Invasion (2001): |
Invasion (2001): |
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ISAF/RS phase (2001–2021): |
ISAF/RS phase (2001–2021):
RS phase (2015–2021):
Islamic State - Khorasan (from 2015)- Islamic Movement of Uzbekistan (since 2015)
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| Commanders and leaders |
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| Strength |
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- ISAF: 130,000+ (peak strength)
- Afghan National Defense and Security Forces: 307,947 (peak strength, January 2021)
- Resolute Support Mission: 17,178 (peak strength, October 2019)
- Defence contractors: 117,227 (peak strength, Q2 2012)
- High Council of the Islamic Emirate of Afghanistan: 3,000–3,500
- Khost Protection Force: 3,000–10,000 (2018)
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- Taliban : 58,000–100,000
(as of February 2021)
- HIG: 1,500–2,000+ (2014)
- al-Qaeda: c. 300 in 2016 (c. 3,000 in 2001)
ISIL–KP: 3,500–4,000 (2018, in Afghanistan) |
| Casualties and losses |
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- Afghan security forces:
66,000–92,000 killed - Northern Alliance:
200 killed - Coalition:
- Dead: 3,579
- Wounded: 23,536
- United States: 20,093
- United Kingdom: 2,188
- Canada: 2,071
- Contractors
- Dead: 3,917
- Wounded: 15,000+
- Total killed: 73,696–99,696
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Taliban insurgents: 52,893–80,000+ killed (2,000+ al-Qaeda fighters)
ISIL–KP: 2,400+ killed |
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- a The continued list includes nations who have contributed fewer than 200 troops as of November 2014.
- b The continued list includes nations who have contributed fewer than 200 troops as of May 2017.
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