Battle of Mons. 23-24 Aug 1914.
Affair of Landrecies. 25 Aug 1914.
Rearguard affair of Le Grand Fayt. 26 Aug 1914.
Rearguard action of Villers Cotterets. 1 Sep 1914.
Battle of the Marne. 7-10 Sep 1914, including the passage of the Petit Morin and the passage of the Marne.
Battle of the Aisne. 12-15 Sep 1914, including the capture of the Aisne Heights including the Chemin des Dames.
Actions of the Aisne Heights. 20 Sep 1914.
Battle of Langemarck. 21-24 Oct 1914.
Battle of Gheluvelt. 29-31 Oct 1914.
Battle of Nunne Bosschen. 11 Nov 1914.

Affairs of Cuinchy. 29 Jan. 1 Feb. 6 Feb 1915.
Battle of Festubert. 15-25 May 1915.
Battle of Loos. 25 Sep-8 Oct 1915.
Actions of the Hohenzollern Redoubt. 13-19 Oct 1915.

Battle of Delville Wood. 15 Jul-3 Sep 1916.
Battle of the Ancre. 13-18 Nov 1916, including the capture of Beaumont Hamel.

Actions of Miraumont. 17-18 Feb 1917.
Capture of the Thilloys. 25 Feb-2 Mar 1917.
German retreat to the Hindenburg Line. 14 Mar-5 Apr 1917.
Battle of Arleux. 28-29 Apr 1917.
Third Battle of the Scarpe. 3-4 May 1917, including the capture of Fresnoy.
Capture of Bourlon Wood. 23-28 Nov 1917.
German counter attacks. 30 Nov-3 Dec 1917.

Battle of St. Quentin. 21-23 Mar 1918.
First Battle of Bapaume. 24-25 Mar 1918.
First Battle of Arras. 28 Mar 1918.
Battle of Albert. 21-23 Aug 1918, including the capture of Chuignes.
Second Battle of Bapaume. 31 Aug-3 Sep 1918.
Battle of Havrincourt. 12 Sep 1918.
Battle of the Canal du Nord. 27 Sep-1 Oct 1918, including the capture of Bourlon Wood.
Battle of Cambrai. 8-9 Oct 1918, including the capture of Villers Outreaux and Cambrai.
Battle of the Selle. 17-25 Oct 1918.

4th (Guards) Brigade. (Transferred to the Guards Division on 19 Aug 1915 and was renumbered to the 1st (Guards) Brigade.)

2nd Bn Grenadier Guards. 04 Aug 1914 - 19 Aug 1915. To the Guards Division.
2nd Bn Coldstream Guards. 04 Aug 1914 - 19 Aug 1915. To the Guards Division.
3rd Bn Coldstream Guards. 04 Aug 1914 - 19 Aug 1915. To the Guards Division.
1st Bn Irish Guards. 04 Aug 1914 - 19 Aug 1915. To the Guards Division.
1/1st Hertfordshire Regt. 20 Nov 1914 - 19 Aug 1915. To the 6th Brigade.

5th Brigade.

1st Bn Queen’s. 21 Jul 1915 - 15 Dec 1915. To the 33rd Division.
17th Bn Royal Fusiliers. 13 Dec 1915 - 06 Feb 1918. To the 6th Brigade.
24th Bn Royal Fusiliers. 13 Dec 1915 - 11 Nov 1918.
1/7th Bn King’s. 04 Sep 1915 - 11 Nov 1915. To the 7th Division.
2nd Bn Royal Inniskilling Fusiliers. 26 Jan 1915 - 22 Jul 1915. To the Army Troops.
2nd Bn Worcestershire Regt. 04 Aug 1914 - 20 Dec 1915. To the 33rd Division.
2nd Bn Oxfordshire and Buckinghamshire Light Infantry. 04 Aug 1914 - 11 Nov 1918.
2nd Bn Highland Light Infantry. 04 Aug 1914 - 11 Nov 1918.
1/9th Bn Highland Light Infantry. 23 Nov 1914 - 30 Jan 1916. To the GHQ Troops.
2nd Bn Connaught Rangers. 04 Aug 1914 - 26 Nov 1914. To the 3rd (Indian) Division.

6th Brigade.

17th Bn Royal Fusiliers. 06 Feb 1918 - 11 Nov 1918.
1st Bn King’s. 04 Aug 1914 - 11 Nov 1918.
1/5th Bn King’s. 24 Feb 1915 - 15 Dec 1915. To the 99th Brigade.
1/7th Bn King’s. 12 Mar 1915 - 04 Sep 1915. To the 5th Brigade.
2nd Bn South Staffordshire Regt. 04 Aug 1914 - 11 Nov 1918.
13th Bn Essex Regt. 22 Dec 1915 - 10 Feb 1918. Disbanded.
1st Bn Royal Berkshire Regt. 04 Aug 1914 - 13 Dec 1915. To the 99th Brigade.
17th Bn Middlesex Regt. 08 Dec 1915 - 10 Feb 1918. Disbanded, personnel to the 13th and 21st Bns.
1st Bn King’s Royal Rifle Corps. 04 Aug 1914 - 13 Dec 1915. To the 99th Brigade.
1/1st Bn Hertfordshire Regt. 19 Aug 1915 - 28 Feb 1916. To the 39th Division.

19th Brigade. (Replaced the 4th (Guards) Brigade on 19 Aug 1915. The Brigade then exchanged with the 99th Brigade, 33rd Division on 25 Nov 1915.)

2nd Bn Royal Welsh Fusiliers. 19 Aug 1915 - 25 Nov 1915. To the 33rd Division.
1st Bn Cameronians. 19 Aug 1915 - 25 Nov 1915. To the 33rd Division.
1/5th Bn Cameronians. 19 Aug 1915 - 25 Nov 1915. To the 33rd Division.
1st Bn Middlesex Regt. 19 Aug 1915 - 25 Nov 1915. To the 33rd Division.
2nd Bn Argyll and Sutherland Highlanders. 19 Aug 1915 - 25 Nov 1915. To the 33rd Division.

99th Brigade. (Exchanged with 19th Brigade on 25 Nov 1915).

17th Bn Royal Fusiliers. 25 Nov 1915 - 13 Dec 1915. To the 5th Brigade.
22nd Bn Royal Fusiliers. 25 Nov 1915 - 02 Feb 1918. Disbanded.
23rd Bn Royal Fusiliers. 25 Nov 1915 - 11 Nov 1918.
24th Bn Royal Fusiliers. 25 Nov 1915 - 13 Dec 1915. To the 5th Brigade.
1/5th Bn King’s. 15 Dec 1915 - 07 Jan 1916. To the 55th Division.
1st Bn Royal Berkshire Regt. 13 Dec 1915 - 11 Nov 1918.
1st Bn King’s Royal Rifle Corps. 13 Dec 1915 - 11 Nov 1918.

Pioneers.

10th Bn Duke of Cornwall’s Light Infantry. 23 Jun 1916 - 16 Jul 1917. To the 66th Division.
10th Bn Duke of Cornwall’s Light Infantry. 07 Nov 1917 - 11 Nov 1918.

XXXIV Brigade. (Became an Army Field Artillery Brigade 25 Jan 1917).

22nd Bty. 04 Aug 1914 - 04 Feb 1915. To the 28th Division.
50th Bty. 04 Aug 1914 - 25 Jan 1917. To the Army Field Artillery.
56th (Howitzer) Bty. 26 May 1916 - 25 Jan 1917. To the Army Artillery.
70th Bty. 04 Aug 1914 - 25 Jan 1917. To the Army Field Artillery.

XXXVI Brigade.

15th Bty. 04 Aug 1914 - 11 Nov 1918.
48th Bty. 04 Aug 1914 - 11 Nov 1918.
71st Bty. 04 Aug 1914 - 11 Nov 1918.
D (Howitzer) Bty. 26 May 1916 - 11 Nov 1918.

XLI Brigade.

9th Bty. 04 Aug 1914 - 11 Nov 1918.
16th Bty. 04 Aug 1914 - 11 Nov 1918.
17th Bty. 04 Aug 1914 - 11 Nov 1918.
47th (Howitzer) Bty. 26 May 1916 - 11 Nov 1918.

XLIV (Howitzer) Brigade. (Broken up 26 May 1916.)

47th (Howitzer) Bty. 04 Aug 1914 - 26 May 1916. To the XLI Brigade, less one section which went to form D Bty, XXXVI Brigade.
56th (Howitzer) Bty. 04 Aug 1914 - 26 May 1916. To the XXXIV Brigade, less one section which went to form D Bty, XXXVI Brigade.
60th (Howitzer) Bty. 04 Aug 1914 - 23 Jun 1915. To the 3rd (Indian) Division.

26th Heavy Bty. 04 Feb 1915 - 20 Apr 1915. To the 1st Division.
35th Heavy Bty. 04 Aug 1914 - Apr 1915. To the II Brigade, No 1 Group Heavy Artillery Reserve.

Attached Units.

7th Mountain Bty. 04 Feb 1915 - 09 Dec 1915. To Salonika.
26th Heavy Bty.
1st Siege Bty.