122 (Warwickshire Regiment) Light Anti-Aircraft Regiment RA (TA) was converted in February 1942 from 45 Searchlight Regiment. The Regiment served in Anti-Aircraft Command and then Home Forces until moving to India in June 1943. 122 (Warwickshire Regiment) Light Anti-Aircraft Regiment RA (TA) was re-designated 122 Light Anti-Aircraft/Anti-Tank Regiment in January 1944. It was re-constituted as 580 (The Royal Warwickshire Regiment) Heavy Anti-Aircraft Regiment RA (TA) in January 1947.
Illustrations of the formation badges under which a unit served or supported are given. This is no guarantee that the unit used this formations badge.
|Feb 42||Formed from 45 Searchlight Regiment|
|Feb 42||Home Forces||Bradford, Yorkshire, UK|
|April 42||4 Anti-Aircraft Division, 54 Anti-Aircraft Brigade||Chester, Cheshire, UK|
|July 42||6 Anti-Aircraft Division, 71 Anti-Aircraft Brigade||Shepherdswell, Kent, UK|
|Oct 42||Home Forces||Burnham, Buckinghamshire, UK|
|Dec 42||On loan to 63 Anti-Aircraft Brigade||Perranporth, Cornwall, UK|
|Feb 43||War Office Control||Leeds, Yorkshire, UK|
|Jun 43||7 Indian Division||Ranchi, India|
|Aug 43||36 Indian Division||Khumbargaon, India|
|Jan 44||Became 122 Light Anti-Aircraft/Anti-Tank Regiment
2 batteries to 100 Light Anti-Aircraft/Anti-Tank Regiment
|Feb 42||400, 401, 402, 403|
|Sep 42||400, 401, 402|
|Nov 43||400, 401, 402, X|