21st Brigade (United Kingdom)

The 21st Brigade was a formation of the British Army. It was assigned to the 7th Division and served on the Western Front and in the Italian Campaign during the First World War.

Formation
The infantry battalions did not all serve at once, but all were assigned to the brigade during the war.
 * 2nd Battalion, Bedfordshire Regiment
 * 2nd Battalion, Yorkshire Regiment
 * 2nd Battalion, Royal Scots Fusiliers
 * 2nd Battalion, Wiltshire Regiment
 * 1/4th Battalion, Queen's Own Cameron Highlanders