21st Century
- Sierra Leone Civil War (2000)
- War on Terror (2001–Present)
- War in Afghanistan (2001–Present)
- Iraq War and Iraqi insurgency (2003–2009)
- Libyan Civil War (2011)
Read more about this topic: Military History Of The United Kingdom
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“Hence to fight and conquer in all your battles is not supreme excellence; supreme excellence consists in breaking the enemy’s resistance without fighting.”
—Sun Tzu (6–5th century B.C.)