In May 1938 3 Brigade Royal Horse Artillery was re-organised as 3 Regiment Royal Horse Artillery with two batteries. It took on an anti-tank role and the two batteries split to provide four batteries. In 1942 it converted to the field role with three batteries.
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 D/J Bty and 1 troop of M/P Battery attached 7 Infantry Division, remainder of M/P attached 7 Armoured Division F Battery 4 RHA (18/25 pdr) attached |
|
| Sep 39 | Operating as an Anti-Tank Regiment | ||
| Oct 40 | P & J Batteries to 4 Indian Division | ||
| Jan 41 |  |
British Troops Egypt | N Africa |
| Mar 41 |  |
7 Support Group | N Africa |
| May 41 | Tobruk Garrison (less D Battery) | Tobruk, Libya | |
| Mar 42 | Converting to Field Regiment | Abassia, Egypt | |
| Jun 42 |  |
8 Armoured Brigade Group | Khataba, Egypt |
| Jul 42 | |
8 Armoured Brigade Group | Ruewisat, Egypt |
| Sep 42 |  |
4 Armoured Brigade | Alam Halfa, Egypt |
| Oct 42 |  |
8 Army | Alamein, Egypt |
| Apr 43 |  |
7 Armoured Division | N Africa |
| Sep 43 | |
7 Armoured Division | Salerno, Italy |
| Jan 44 | |
7 Armoured Division | Fakenham, Norfolk, UK |
| 7 Jun 44 | |
7 Armoured Division | Normandy, France |
| Aug 44 | |
Attached 4 Armoured Brigade | NW Europe |
Batteries
| May 38 | D/J, M/P |
| Sep 39 | D, J, M, P |
| Mar 41 | D, J, M |
| May 42 | D, J, M, C (76 Anti-Tank Regiment) |
In May 1942 Troops were distributed as follows:
D Battery, A & B Troops
J Battery, C & D Troops
M Battery, E (Madras) & F (Java) Troops
C A/Tk Battery, DD Troop with M Battery
EE Troop with J Battery
FF Troop with M Battery
Equipment
| Sep 39 | 2 pdr & 37 mm Bofors Anti-Tank Guns porteed |
| Dec 40 | J & P Batteries exchange Bofors for 2 pdrs porteed |
| Mar 42 | 24 x 25 pdr Mk 2 & Quads |
| May 42 | 24 x 25 pdr Mk 2 & Quads, 2 pdr Porteed |
| May 42 | Stuart Observation Post Tanks (on loan) |
| Jun 42 | 24 x 25 pdr Mk 2 & Quads, 12 x 6 pdr Porteed |
| Jan 44 | 25 pdr Mk 2, Morris Quads |
| Jan 45 | 25 pdr Mk 2, Morris Quads, Sherman Observation Post Tanks |
War diaries J Battery 39-45 at desertrats.org.uk (1943 missing & other months)
War diaries M Battery Aug 39-Mar 40 & Dec 44-Mar 45 at desertrats.org.uk
War diaries P Battery Aug 39-Mar 40 at desertrats.org.uk