List of Northumberland Fusiliers battalions in World War I

This is a list of battalions of the Northumberland Fusiliers that were formed during World War I. In total the regiment raised 52 battalions, of which 29 of them served overseas.

1st Battalion
The 1st Battalion was in the 9th Brigade, 3rd Infantry Division and fought in the following battles: Battle of Mons Battle of the Somme Battle of the Ancre Battle of Delville Wood Battle of Arras (1917)

2nd Battalion
The 2nd Battalion was in Sabathu, India in August 1914, and returned to England on the 22 December 1914. It was then assigned to the 84th Brigade, 28th Division. In June 1918, it was transferred to France and joined the 150th Brigade, 50th Division. It fought in the following battles on the Western Front: Battle of Gravenstafel Battle of St. Julien Battle of Frezenberg Battle of Bellewaarde Battle of Loos It was then moved to take part in the Balkans Campaign and fought in the Battle of Doiran.

3rd Battalion
The 3rd Battalion remained in the United Kingdom during World War I.

4th Battalion
The 4th Battalion was in the 149th Brigade, 50th Division. On the 15 July 1918, it was reduced in strength to a cadre and transferred to Lines of Communication duties. Then, on the 16 August 1918, it was assigned to the 118th Brigade, 39th Division on the 10 November 1918. It fought in the Second Battle of Ypres Battle of the Somme (1916) Battle of Arras Third Battle of Ypres.

5th Battalion
Same as 4th Battalion

6th Battalion
Same as 4th Battalion

7th Battalion
The 7th Battalion was formed in 1915 and assigned to the 149th Brigade, 50th Division. On 12 February 1918, it was transferred to 42nd Division as Pioneers. It fought in the Second Battle of Ypres Battle of the Somme (1916) Battle of Arras Third Battle of Ypres.

2/4th, 2/5th & 2/6th Battalions
The 2/4th and 2/5th Battalions were formed in November 1914; the 2/6th Battalion in December 1914. In January 1915 they were assigned to the 188th Brigade, originally in the 63rd Division. In July 1916, the Division was broken up and the battalions were assigned to the 217th Brigade, 72nd Division. In December 1917, the 2/5th and 2/6th Battalions were disbanded; the 2/4th Battalion was disbanded in May 1918.

2/7th Battalion
The 2/7th Battalion was formed in 1915 and assigned to the 188th Brigade, 63rd Division. In July 1916, the Division was broken up and the Battalion moved to Egypt, as a Garrison Battalion, in January 1917.

3/4th, 3/5th, 3/6th & 3/7th Battalions
The 3/4th, 3/5th, 3/6th and 3/7th Battalions were formed in June 1915; all became Reserve Battalions in April 1916. In September 1916, the 3/4th Battalion absorbed all the others.

8th Battalion
The 8th Battalion was assigned to the 34th Brigade, 11th (Northern) Division and fought in the Battle of Gallipoli Battle of Sari Bair

9th (Northumberland Hussars Yeomanry) Battalion
The 9th Battalion was assigned to the 52nd Brigade, 17th (Northern) Division. On 3 August 1917, it was transferred to the 103rd Brigade, 34th Division. On the 25 September 1917, it absorbed the 2/1st Northumberland Hussars Yeomanry and became the 9th (Northumberland Hussars Yeomanry) Battalion. On 26 May 1918, it was transferred to the 183rd Brigade, 61st Division. It fought in the: Battle of the Somme (1916) Third Battle of Ypres Battle of Epehy Battle of the Somme Battle of Albert Battle of Bazentin Ridge Battle of Pozières Battle of Flers-Courcelette Battle of Morval Battle of Le Transloy Battle of Messines Third Battle of Ypres Battle of Vittorio Veneto.

10th & 11th Battalions
The 10th and 11th Battalions were formed in Newcastle upon Tyne in September 1914, as part of the Kitchener Army. They were assigned to the 68th Brigade, 23rd Division and fought in the: Battle of the Somme Battle of Albert Battle of Bazentin Ridge Battle of Pozières Battle of Flers-Courcelette Battle of Morval Battle of Le Transloy Battle of Messines Third Battle of Ypres Battle of Vittorio Veneto.

12th & 13th Battalions
The 12th and 13th Battalions were both assigned to the 62nd Brigade, 21st Division - they were amalgamated in 1917. They fought in the: Battle of Loos Battle of the Somme (1916) Battle of Albert Battle of Epehy Third Battle of the Aisne.

14th Battalion
The 14th Battalion was assigned as Divisional Troops, in the 21st Division. It fought in the: Battle of Loos Battle of the Somme (1916) Battle of Albert Battle of Epehy.

15th Battalion
The 15th Battalion was assigned to the 89th Brigade, 30th Division. In April 1915, it became a second Reserve battalion (after the 3rd Battalion). In September 1916, it was absorbed by the Training Reserve battalions of the 1st Reserve Brigade.

16th & 17th Battalions
The 16th and 17th Battalions were two Pals battalions. The 16th (Newcastle Commercials Pals) Battalion was assigned to the 96th Brigade, 32nd Division. The 17th (Newcastle Railway Pals) Battalion was assigned as Divisional Troops in the 32nd Division. Both battalions fought in the: Battle of the Somme Battle of Albert Battle of Amiens.

18th Battalion
The 18th Battalion was formed in 1915 as a Pioneer Battalion. On 16 June 1915, it was assigned as Divisional Troops to the 34th Division. It was reduced to cadre strength on 8 May 1918. On 17 June 1918, it was transferred to the infantry and assigned to the 116th Brigade, 39th Division. It moved again on 29 July 1918, when it was assigned to the 118th Brigade, 39th Division. On 29 July 1918, it was assigned as Divisional Troops to the 66th Division. Its last move was on 20 September 1918, when it was assigned to the 197th Brigade as Lines of Communication troops.

19th Battalion
The 19th Battalion was formed at Newcastle, on 11 November 1914, by the Lord Mayor and City. On 8 February 1915, it became a Pioneer Battalion. It was assigned as Divisional Troops to 35th Division in July 1915. It fought in the: Battle of Albert Battle of the Somme 1916.

20th, 21st, 22nd & 23rd Tyneside Scottish Battalions
The 20th, 21st, 22nd and 23rd Battalion were Pals battalion assigned to the 102nd (Tyneside Scottish) Brigade, 34th Division. The brigade suffered the worst losses of any brigade on 1 July 1916, the first day of the Battle of the Somme; the Tyneside Irish Brigade had the next worst tally of casualties. The 23rd (4th Tyneside Scottish) Battalion lost 629 men (19 officers and 610 other ranks), the third worst battalion loss of the day. The 20th (1st Tyneside Scottish) Battalion lost 584 men and the 22nd (3rd Tyneside Scottish) Battalion lost 537 men. All four battalion commanders were killed (the 21st (2nd Tyneside Scottish) commander had been killed shortly before the battle). The brigade's losses on 1 July were so severe that, on 6 July, along with the Tyneside Irish Brigade, it was transferred to the 37th Division, swapping with the 111th Brigade. The two brigades returned to the 34th Division on 22 August.

24th, 25th, 26th & 27th Tyneside Irish Battalions
The 24th, 25th, 26th and 27th Battalion were all Pals battalions in the 103rd (Tyneside Irish) Brigade 34th Division. The advance of the Tyneside Irish Brigade, which started nearly one mile from the German front line and in full view of the defenders' machine guns, effectively wiped out the unit before it reached its own friendly forward trench line.
 * The 24th & 27th Battalions amalgamated in 1917 as the 24th/27th Battalion.

28th (Reserve) Battalion
The 28th Battalion was formed in September 1916. It was later absorbed by the Training Reserve Battalions of 19th Reserve Brigade.

29th (Reserve) Battalion (Tyneside Scottish)
The 29th Battalion was formed in September 1916; it became the 84th Training Reserve Battalion, 20th Reserve Brigade.

30th (Reserve) Battalion (Tyneside Irish)
The 30th Battalion was formed in September 1916; it became the 85th Training Reserve Battalion, 20th Reserve Brigade

31st (Reserve) Battalion
The 31st Battalion was formed in September 1916; it was later absorbed by the Training Reserve Battalions of the 19th Reserve Brigade.

32nd (Reserve) Battalion
The 32nd Battalion was formed in September 1916; it became the 80th Training Reserve Battalion, 19th Reserve Brigade.

33rd (Reserve) Battalion (Tyneside Scottish)
The 33rd Battalion was formed in September 1916; it was later absorbed by the Training Reserve Battalions of the 20th Reserve Brigade.

34th (Reserve) Battalion (Tyneside Irish)
The 34th Battalion was formed from the 30th (Reserve) Battalion. In 1916, it was absorbed by the Training Reserve Battalions of the 20th Reserve Brigade.

35th Battalion 1 January 1917, the 21st Provisional Bn became 35th Bn TF. The 41st had been formed in 1915 from Home Service personnel from the TF Bns of the regiment.

35th Battalion
The 35th Battalion was formed in 1917 from the 21st Provisional Battalion, which was formed from the Home Service Sections of the 4th and 7th Battalions.

36th Battalion
The 36th Battalion was formed in January 1917 from the 22nd Provisional Battalion, which was formed from the Home Service Sections of the 5th and 6th Battalions. It went to France in May 1918, originally serving as a Garrison Guard Battalion, it was later attached to 178rd Brigade, 59th (2nd North Midland) Division.

37th (Home Service) Battalion
The 37th Battalion was formed in April 1918 for home service.

38th Battalion
The 38th Battalion was formed in June 1918; it was absorbed by the 22nd Battalion less than three weeks later.

1st (Garrison) Battalion
The 1st (Garrison) Battalion was formed in August 1915 and then sent to the island of Malta on Garrison duties.

2nd (Garrison) Battalion
The 2nd (Garrison) Battalion was formed in October 1915, it was then sent to India in February 1916.

3rd (Home Service) (Garrison) Battalion
The 3rd (Home Service) (Garrison) Battalion was formed in March 1916 and sent to Ireland.