The 90th Brigade was a formation of the

British Army The British Army is the principal land warfare force of the United Kingdom, a part of the British Armed Forces along with the Royal Navy and the Royal Air Force. , the British Army comprises 79,380 regular full-time personnel, 4,090 Gurk ...

. It was raised as part of the new army, also known as Kitchener's Army, and assigned to the 30th Division. It served on the Western Front and in the Italian Campaign during the

First World War World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

Order of battle

The composition of the brigade was: *

16th (Service) Battalion, Manchester Regiment (1st City) 16 (sixteen) is the natural number following 15 and preceding 17. 16 is a composite number, and a square number, being 42 = 4 × 4. It is the smallest number with exactly five divisors, its proper divisors being , , and . In English speech, ...

(''left June 1918'') *

17th (Service) Battalion, Manchester Regiment (2nd City) 17 (seventeen) is the natural number following 16 and preceding 18. It is a prime number. Seventeen is the sum of the first four prime numbers. In mathematics 17 is the seventh prime number, which makes seventeen the fourth super-prime, as s ...

(''left February 1918'') *

18th (Service) Battalion, Manchester Regiment (3rd City) 18 (eighteen) is the natural number following 17 and preceding 19. In mathematics * Eighteen is a composite number, its divisors being 1, 2, 3, 6 and 9. Three of these divisors (3, 6 and 9) add up to 18, hence 18 is a semiperfect number. ...

(''disbanded February 1918'') *

19th (Service) Battalion, Manchester Regiment (4th City) 19 (nineteen) is the natural number following 18 and preceding 20. It is a prime number. Mathematics 19 is the eighth prime number, and forms a sexy prime with 13, a twin prime with 17, and a cousin prime with 23. It is the third full r ...

(''left December 1915'') *2nd Battalion, Royal Scots Fusiliers (''joined December 1915, left April 1918'') *2nd Battalion, Bedfordshire Regiment (''joined from 89th Brigade February 1918, left May 1918'') *14th (Service) Battalion, Argyll & Sutherland Highlanders (''joined April 1918, left June 1918'') *90th Machine Gun Company (''joined 13 March 1916, moved to 30th Battalion M.G.C. 1 March 1918'') *90th Trench Mortar Battery (''formed by 16 June 1916'') On reorganisation in July 1918: * 2/14th (County of London) Battalion, London Regiment * 2/15th (County of London) Battalion, London Regiment * 2/16th (County of London) Battalion, London Regiment *90th Trench Mortar Battery

References

{{reflist Infantry brigades of the British Army in World War I Pals Brigades of the British Army