The following Territorial Force Battalion of the Middlesex Regiment spent time in Bedford:
2/10th Battalion Formed at Stamford Brook in September 1914 as a second line unit. Moved to Staines and attached to the 2nd Middlesex Brigade in the 2nd Home Counties Division (from November 1914 the 201st (2/1st Middlesex) Brigade in the 67th (2nd Home Counties) Division). April 1915 moved to the 160th (Welsh Border) Brigade in the 53rd (Welsh) Division. Moved to Cambridge and in May to Bedford. July 1915 left Bedford and sailed from Devonport, going via Imbros and landed at Suvla Bay, Gallipoli on 9 August 1915. December 1915 evacuated from Gallipoli and moved to Egypt. 1August 1918 left the Division and disbanded in Egypt.