71 (Forth) Anti-Aircraft Brigade RA (TA) was formed in November 1938 at Dunfermline. It was re-designated as 71 Anti-Aircraft Regiment RA (TA) in January 1939 and had the “Forth” title restored in the July. In June 1940 it was re-designated as 71 (Forth) Heavy Anti-Aircraft Regiment RA (TA). The Regiment served in Anti-Aircraft Command until May 1942. In December 1942 it moved to Algeria and then Tunisia and on to Italy. 71 (Forth) Heavy Anti-Aircraft Regiment RA (TA) was placed in suspended animation somewhere between October 1945 and February 1946. It was reconstituted as 471 (Forth) (M) 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.
| Sep 39 |  |
3 Anti-Aircraft Division, 36 Anti-Aircraft Brigade | Edinburgh, UK |
| Oct 41 |  |
11 Anti-Aircraft Division, 34 Anti-Aircraft Brigade | Birmingham, UK |
| Jan 42 |  |
6 Anti-Aircraft Division, 29 Anti-Aircraft Brigade | Kent, UK |
| May 42 |  |
War Office Reserve | UK |
| Dec 42 |  |
1 Army, 52 Anti-Aircraft Brigade | Algeria |
| May 43 | |
1 Army, 22 Anti-Aircraft Brigade | Tunisia |
| Sep 43 |  |
8 Army | Italy |
| Jan 44 |  |
Allied Forces HQ, 66 Anti-Aircraft Brigade | Salerno, Italy |
| Jul 44 |  |
US 5 Army, 62 Anti-Aircraft Brigade | Anzio, Italy |
| Feb 45 | Home Forces | UK |
Batteries
| Sep 39 | 227, 229 |
| Jul 40 | 227, 229, 325 |
| Feb 41 | 227, 229, 325, 382 |
| Jun 41 | 227, 229, 317, 325 |
| Feb 42 | 227, 229, 325 |
Equipment
| Nov 42 | 3 inch Guns |
Gun Sites Occupied
229 Battery
| Dates | Gun Site | Gun Defended Area |
| Jan 42?? | C6 Fridaywood Farm | Colchester |