104 Regiment Royal Artillery (The Welsh & Borderer Gunners) is part of the British Army Reserve and has sub-units throughout Wales and the West Midlands of England.

[2] Its units were 210 (Staffordshire) Light Air Defence Battery at Wolverhampton and 211 (South Wales) Light Air Defence Battery at Newport.

[2] In 1969, 214 (Worcestershire) Light Air Defence Battery at Malvern joined the regiment.

[2] It was renamed 104 Air Defence Regiment Royal Artillery (Volunteers) in 1976.

[2] Meanwhile, 210 Battery moved to 106th (Yeomanry) Regiment Royal Artillery.