51 (London) Heavy Anti-Aircraft Regiment RA (TA) was re-designated 51 (London) Anti-Aircraft Regiment RA(TA) from 51 (London) Anti-Aircraft Brigade RA (TA), in January 1939. It was re-designated as 51 (London) Heavy Anti-Aircraft Regiment RA (TA) in June 1940. The Regiment was re-designated as 71 Heavy Anti-Aircraft Regiment RA, as a War Formed Regiment, in April 1947. The TA unit reconstituted as 451 (London) Heavy Anti-Aircraft Regiment RA (TA) in January 1947. The title was changed to (Chelsea) in 1952, when it was adopted by the Borough.
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 | ![]() |
1 Anti-Aircraft Division, 49 Anti-Aircraft Brigade | London, UK |
May 40 | 6 Anti-Aircraft Brigade | Harstad, Norway | |
Jun 40 | Re-equipping | Troon, Ayrshire, UK | |
Jul 40 | ![]() |
1 Anti-Aircraft Division, 48 Anti-Aircraft Brigade | London, UK |
Oct 40 | ![]() |
Middle East Forces, 4 Anti-Aircraft Brigade – 151 Battery to Crete | Cairo, Egypt |
Nov 40 | ![]() |
British Troops Egypt | Mersa Matruh, Egypt |
Mar 41 | 4 Anti-Aircraft Brigade | Tobruk, Libya | |
Sep 41 | ![]() |
9 Army | Haifa, Palestine |
Sep 42 | ![]() |
8 Army, 1 Anti-Aircraft Brigade | Benghazi, Libya |
May 43 | ![]() |
8 Army, 12 Anti-Aircraft Brigade | Tunisia |
Aug 43 | ![]() |
8 Army, 2 Anti-Aircraft Brigade | Sicily |
Sep 43 | ![]() |
8 Army, 2 Anti-Aircraft Brigade | Reggio, Italy |
Oct 43 | ![]() |
8 Army, 2 Anti-Aircraft Brigade | Foggia, Italy |
Nov 43 | ![]() |
6 Army Group RA | Rivers Sangro & Biferno, Italy |
Jul 44 | ![]() |
5 Corps, 2 Anti-Aircraft Brigade | Ancona, Italy |
Aug 44 | Regiment “Diluted” – a proportion of the men replaced by Basutos | Anzio, Italy | |
Oct 44 | ![]() |
8 Army, 2 Anti-Aircraft Brigade | Gothic Line, Italy |
Apr 45 | ![]() |
8 Army | Forli, Italy |
Batteries
Sep 39 | 151, 152, 153 |
Dec 40 | 16, 151, 152, 153 – 151 Battery detached to Crete |
Feb 41 | 151 (detached), 152, 153 |
Apr 41 | 152, 153, 235 (Kent) |
Jul 41 | 151 Battery captured & disbanded |
Apr 42 | 152, 153, 242 (Glamorgan) |