In September 1939, 4 Brigade Royal Horse Artillery was re-organised as 4 Regiment Royal Horse Artillery with three batteries but was reduced to two batteries in November. In October 1941 a third battery was formed. The Regiment was re-organised in an anti-tank role with 7 Armoured Division in November 1946.
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.
| Sep 39 | RA Group Middle East | Egypt C Battery attached Mobile Division Egypt |
|
| Feb 41 |  |
British Troops Egypt | Benghazi, Libya |
| Apr 41 |  |
7 Support Group | N Africa |
| Feb 42 | 7 Motorised Brigade Group | N Africa | |
| Aug 42 | |
7 Armoured Division | N Africa |
| Sep 42 |  |
1 Armoured Division | N Africa |
| Oct 42 | |
1 Armoured Division | Alamein, Egypt |
| Nov 43 | Home Forces | UK | |
| Mar 44 |  |
2 Army | UK |
| Jun 44 | |
2 Army | NW Europe |
Batteries
| 3 Sep 39 | C, F/G |
| Nov 39 | C, F |
| Apr 42 | C, F, 289 Anti-Tank |
| Aug 42 | C, F |
| Oct 41 | C, F, DD |
Equipment
| Sep 39 | 18 pdrs (wood wheels), Dragon Tractors |
| Jan 40 | 18/25 pdrs Mk 5P (split trail), Dragon Tractors |
| Apr 41 | 25 pdr Mk2, Quad Tractors |
| Sep 42 | Stuart Observation Post Tanks |
| Sep 44 | 25 pdr Self Propelled Sexton |
History of DD (Jerboa) Battery, RHA
War diaries 1939 & late ’41 at desertrats.org.uk
War diaries C Battery May 40-Mar 41 & Dec 41 at desertrats.org.uk
War diaries F Battery Nov 41-Jan 42 & Mar-Sep 42 at desertrats.org.uk
