Siege of the British Residency in Kabul: British envoy Sir Louis Cavagnari and 72 men of the Guides are massacred by Afghan troops while defending the British Residency in Kabul. Their heroism and loyalty became famous and revered throughout the British Empire.

The Siege of the British Residency in Kabul was a military engagement of the Second Anglo-Afghan War. The British resident, Sir Louis Cavagnari and his escort were massacred after an 8-hour siege by mutinous Afghan troops inside their Residency in Kabul. This event triggered the second phase of the war, during which an Anglo-Indian army invaded Afghanistan and captured Kabul.