14 Royal Horse Artillery was formed in India at Dhond in September 1942 with three batteries. 414 Battery on detachment from 104 RHA was expanded to form two batteries as the basis for the new regiment. From India, the Regiment served in Iraq, Syria and North Africa. It served with various armoured formations throughout its service. It was disbanded in April 1946 and 414 Battery from 14 Royal Horse Artillery was reconstituted as part of 304 (Essex Yeomanry) Field 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.
| 1 Sep 42 | Formed | Dhond, India | |
| Sep 42 |  |
7 Armoured Brigade Group | India |
| Oct 42 | |
7 Armoured Brigade Group | Iraq |
| May 43 | |
7 Armoured Brigade Group | Syria |
| Jun 43 |  |
10 Armoured Division | Syria |
| Nov 43 |  |
31 Indian Armoured Division | N Africa |
| Mar 44 | |
31 Indian Armoured Division | Syria |
Batteries
| Sep 42 | 414 (Essex Yeomanry), 524, 525 |
