 5th Infantry Brigade (United Kingdom)

The 5th Infantry Brigade was a regular infantry brigade of the British Army that was in existence since before the First World War, except for a short break in the late 1970s, until amalgamating with 24th Airmobile Brigade, in 1999, to form 16 Air Assault Brigade.During the Boer War, the 5th Infantry Brigade, known as the Irish Brigade, fought in the Battle of Colenso under Major General Arthur Fitzroy Hart.