These units were formed as part of the raising of the Third New Army, K3. They are also sometimes shown as 114, 115, 116 and 117 (Howitzer) Brigades RFA.
CXIV
- This brigade was originally comprised of A, B, C and D Batteries RFA and the Brigade Ammunition Column. It was placed under command of the 26th Division. The batteries were all armed with four 18-pounder field guns. The brigade then remained with the division throughout the war: you can see details of its battles and movements on the page describing the division.
- On 20 July 1916 A Battery left, becoming the A Battery of 117 Brigade. D Battery was renamed as A Battery.
- On 12 June 1917 D (Howitzer) Battery joined from 100 Brigade (of 22nd Division).
- D (Howitzer) Brigade left to join 77 Brigade on 19 October 1917.
CXV
- This brigade was originally comprised of A, B, C and D Batteries RFA and the Brigade Ammunition Column. It was placed under command of the 26th Division. The batteries were all armed with four 18-pounder field guns. The brigade then remained with the division throughout the war: you can see details of its battles and movements on the page describing the division.
- On 20 July 1916 D Battery left, becoming the B Battery of 117 Brigade. B (Howitzer) Battery joined from the same brigade and was renamed renamed as D (Howitzer) Battery.
- On 27 December 1916 C Battery was broken up, with two-gun sections going to A and B Batteries to make them up to six guns each.
CXVI
- This brigade was originally comprised of A, B, C and D Batteries RFA and the Brigade Ammunition Column. It was placed under command of the 26th Division. The batteries were all armed with four 18-pounder field guns. The brigade then remained with the division throughout the war: you can see details of its battles and movements on the page describing the division.
- On 20 July 1916 D Battery left, becoming the C Battery of 117 Brigade. C (Howitzer) Battery joined from the same brigade and was renamed renamed as D (Howitzer) Battery.
- On 28 December 1916 C Battery was broken up, with two-gun sections going to A and B Batteries to make them up to six guns each.
CXVII (Howitzer)
- This brigade was originally comprised of A, B, C and D Batteries RFA and the Brigade Ammunition Column. It was placed under command of the 26th Division. The batteries were all armed with four 4.5-inch howitzers. The brigade then remained with the division until early June 1917: you can see details of its battles and movements on the page describing the division.
- On 17 May 1916 A (Howitzer) Battery left to join 77 (Howitzer) Brigade (in 10th (Irish) Division).
- On 20 July 1916 B (Howitzer) Battery left to join 105 Brigade and was renamed as its D (Howitzer) Battery; and C (Howitzer) Battery went to 106 Brigade and was renamed as its D (Howitzer) Battery.
- Also on 20 July 1916 A Battery joined from 114 Brigade, D Battery joined from 115 Brigade and D Battery from 116 Brigade joined and became this brigade’s new A, B and C Batteries.
- Between 26 and 30 December 1916 A Battery was broken up and two-gun sections went to B and C Batteries to bring them up to six guns each. C Battery was then renamed as A Battery.
- On 3 June 1917 the brigade left 26th Division and was attached to the 60th (2/2nd London) Division. The brigade was then reorganised as three batteries each of four field guns (A, B and C Batteries) and one of four howitzers (D).
- The brigade them moved to Egypt, arriving at Alexandria on 5 July 1917.
- On 6 July 1917 C Battery was broken up and two-gun sections went to A and B Batteries to bring them up to six guns each; D (Howitzer) Battery was then renamed as C (Howitzer) Battery.
- On 9 August 1917 the brigade joined 74th (Yeomanry) Division and remained with it for the rest of the war.