Formed as a new unit with headquarters at Duke of York's Chelsea, SW3 1939 Re-designated as 51^st (London) Anti-Aircraft Regiment RA (TA)

1939-40 UK 1940 Norway 1940-43 Middle East 1943-45 Sicily and Italy

Re-designated as 51^st (London) Heavy Anti-Aircraft Regiment RA (TA)

Placed in suspended animation and subsequently reconstituted as 451^st Heavy Anti-Aircraft Regiment RA (London) (TA) with headquarters at Duke of York's HQ, Chelsea, SW3

Re-designated as 451^st (Chelsea) Heavy Anti-Aircraft Regiment RA (TA)

Formed as a new unit with headquarters at Acton, W3

Re-designated as 52^nd (London) Anti-Aircraft Regiment RA (TA)

1939-42 UK 1942-44 Ceylon 1944-45 India & Burma

Re-designated as 52^nd (London) Heavy Anti-Aircraft Regiment RA (TA)

Placed in suspended animation

Reconstituted as 452^nd Heavy Anti-Aircraft Regiment RA (London) (TA) with headquarters

remaining at Acton, W3

Amalgamated with: 454^th (City of London) HAA Regiment RA (TA) with no change of title

Amalgamated with: 453^rd / 488^th HAA Regiment RA (City of London) (TA) 497^th HAA Regiment RA (Hammersmith) (TA) with no change of title with RHQ & R (Hammersmith) Battery

P (Middlesex) Battery Q (Lloyds City of London) Battery

Amalgamated with: 264^th ( 7^th London) Field Regiment RA (TA) 290^th (City of London) Field Regiment RA (TA) 353^rd (London) Medium Regiment RA (TA) To form:

254^th (City of London) Field Regiment RA (TA)

Disbanded

Formed as a new unit, mainly with personnel from the banks and insurance companies in the City, with headquarters at Putney, SW15

Re-designated as 53^rd (City of London) Anti-Aircraft Brigade RGA (TA)

Re-designated as 53^rd (City of London) Anti-Aircraft Brigade RA (TA) 1939 Re-designated as 53^rd (City of London) Anti-Aircraft Regiment RA (TA)

1939-42 UK 1940 France with BEF 1940-42 UK 1942-45 India

Re-designated as 53^rd (City of London) Heavy Anti-Aircraft Regiment RA (TA)

Reorganised and re-designated as 85^th Medium Regiment RA (City of London) (TA) 1946 Placed in suspended animation

Reconstituted as 453^rd Heavy Anti-Aircraft Regiment RA (City of London) (TA) with

headquarters at Wood Lane, Shepherds Bush, W12 1950 Amalgamated with 488^th HAA Regiment RA (TA)

To form:

453^rd / 488^th Heavy Anti-Aircraft Regiment RA (City of London) (TA)

(N.B. This was the only Territorial Artillery Regiment to have two numbers in its official title!)

Amalgamated with: 452^nd HAA Regiment RA (London) (TA) 497^th HAA Regiment RA (Hammersmith) (TA)

To form:

452^nd HAA Regiment RA (TA)

Formed as a new unit with headquarters at Putney, SW15

Re-designated as 54^th (City of London) Anti-Aircraft Brigade RGA (TA)

Re-designated as 54^th (City of London) Anti-Aircraft Brigade RA (TA) WW2

1939-43 UK

1943-45 Middle East and Egypt

Re-designated as 54^th (City of London) Heavy Anti-Aircraft Regiment RA (TA)

Placed in suspended animation 1947 Reconstituted as 454^th Heavy Anti-Aircraft Regiment RA (City of London) (TA) with headquarters at Lytton Grove, Putney Hill, SW15

Amalgamated with: 452^nd (London) HAA Regiment RA (TA) as part of that Regiment

Formed by the conversion to artillery of the 4^th City of London Regiment (Royal Fusiliers) (TA)

with headquarters at Catford, SE6

Re-designated as 60^th (City of London) Anti-Aircraft Regiment RA (TA) with headquarters

having moved to Bromley Road, Catford, SE6

1939-40 France with BEF
1940-44 UK

Re-designated as 60^th (City of London) Heavy Anti-Aircraft Regiment RA (TA)

Placed in suspended animation

Reconstituted as 460^th Heavy Anti-Aircraft Regiment RA (City of London) (TA) with

headquarters remaining at Catford, SE6

Amalgamated with:

265^th HAA Regiment RA ( 8^th London) (TA)

567^th (M) LAA/SL Regiment RA (TA)

569^th (The Queen's Own) (M) LAA/SL Regiment RA (TA)

To form:

Formed as a new unit with headquarters at White City

1939-40 UK 1941-43 Middle East and North Africa 1943-45 Italy

Re-designated as 88^th Heavy Anti-Aircraft Regiment RA (TA)

Placed in suspended animation 1947 Reconstituted as 488^th Heavy Anti-Aircraft Regiment (TA)

Amalgamated with:

453^rd HAA Regiment RA (City of London) (TA)

To form:

453^rd / 488^th HAA Regiment RA (City of London) (TA)

Disbanded

Formed by the conversion to artillery of 3^rd Battalion, The London Scottish Regiment (TA)

1939-40 UK
1943-45 North Africa, Sicily and Italy

Re-designated as 97^th Heavy Anti-Aircraft Regiment RA (TA)

Re-designated as 97^th Heavy Anti-Aircraft Regiment RA (London Scottish) (TA)

Reorganised and re-designated as 97^th Garrison Regiment RA (TA)

Converted to an infantry role and re-designated as 610^th Regiment RA (The London

Scottish) (TA) and subsequently placed in suspended animation

Reconstituted as 497^th Heavy Anti-Aircraft Regiment RA (London) (TA) with headquarters

at White City

Regiment adopted by the Borough of Hammersmith

Re-designated as:

Amalgamated with:

452^nd (London) HAA Regiment RA (TA)

453^rd / 488^th (City of London) HAA Regiment RA (TA)

To form:

Disbanded

Raised as a new unit from London Welshmen with headquarters at Iverna Gardens, Kensington, W8

1939-44 UK
1944-45 North West Europe

Re-designated as 99^th (London Welsh) Heavy Anti-Aircraft Regiment RA (TA)

Placed in suspended animation

Reconstituted as 499^th (M) Heavy Anti-Aircraft Regiment RA (London Welsh) (TA) with

headquarters remaining at Kensington, W8

Adopted by the Royal Borough of Kensington and re-designated as 499^th (M) Heavy Anti-Aircraft Regiment RA (Kensington) (TA)

Disbanded

Formed by the expansion of 224^th LAA Battery of 61^st (Middlesex) AA Brigade RA (TA) (see Middlesex 1) with headquarters at Pentonville, N1

1939-41 UK 1942-43 Persia, Iraq and North Africa 1943-45 Sicily and Italy

Reorganised and re-designated as 12^th Light Anti-Aircraft Holding Regiment RA (Finsbury Rifles) (TA)

Placed in suspended animation

Reconstituted as 512^th Light Anti-Aircraft Regiment RA (Finsbury Rifles) (TA)

Amalgamated with:

568^th (St Pancras) (M) LAA/SL Regiment RA (TA)

656^th (Tower Hamlets) LAA Regiment RA (TA)

To form:

With RHQ & Q (St Pancras) Battery

P (Finsbury Rifles) Battery

R (Tower Hamlets) Battery

Amalgamated with:

459^th (Essex) HAA Regiment RA (TA)

517^th ( 5^th Essex) LAA Regiment RA (TA)

To form:

300^th Light Anti-Aircraft Regiment RA (TA) with headquarters at Bow, E5

With RHQ & P Battery (ex 459^th Regiment)

Q Battery (ex 512^th Regiment)

R Battery (ex 517^th Regiment)

Re-designated as 300^th Light Air Defence Regiment RA (TA)

Re-designated as 300^th (Tower Hamlets) Light Air Defence Regiment RA (TA)

Amalgamated with:

1^st Field Regiment HAC RHA (TA)

254^th (City of London) Field Regiment RA (TA)

and reorganised to form The Greater London Regiment RA (T)

with HQ & R (Tower Hamlets) Battery (ex 300^th Regiment)

C Battery (ex 1^st Field Regiment)

S (City of London) Battery (ex 254^th Regiment)

Reduced to cadre (S Battery, Grove Park Outstation)

Became B (Greater London RA) Battery, 6^th (V) Bn The Queen's Regiment

Converted to infantry as B Company, 6^th 7^th (V) Bn The Queen's Regiment

Formed by the transfer to artillery of 26^th (London Electrical) AA Bn RE (TA) with headquarters in Duke of York's, Chelsea, SW3

Re-designated as 26^th (M) Searchlight Regiment RA (London Electrical Engineers) (TA)

Placed in suspended animation and subsequently reconstituted as HQ 121^st Construction

Regiment RE (County of London) (TA)

WW2

1939-45 UK

Formed by the transfer to artillery of 27^th (London Electrical Engineers) AA Bn RE (TA) with headquarters at Mitcham Lane, Streatham, SW16

1939-41 UK
1941-45 Middle East and North Africa

Re-designated as 27^th Searchlight Regiment RA (London Electrical Engineers (TA)

Placed in suspended animation

Reconstituted as 562^nd Searchlight Regiment RA (London Electrical Engineers) (TA)

with headquarters remaining at Streatham, SW16

Reorganised and re-designated as 562^nd (M) Light Anti-Aircraft/Searchlight Regiment RA

Amalgamated with:

624^th LAA Regiment RA (The Royal Fusiliers) (TA)

As part of that Regiment

Disbanded

Formed by the transfer to artillery of 32^nd ( 7^th City of London) AA Bn RE (TA) which had been converted from the 7^th City of London Regiment (Post Office Rifles) (TA) in 1935 Headquarters were at Finsbury Square, EC2

1939-45 UK

Placed in suspended animation

Reconstituted as 567^th Searchlight Regiment RA ( 7^th City of London) (TA) with

headquarters at Baring Road, Grove Park, SE12

Reorganised and re-designated as 567^th (M) Light Anti-Aircraft/Searchlight Regiment RA ( 7^th City of London) (TA)

Amalgamated with: 565^th ( 8^th London) HAA Regiment RA (TA) 460^th (City of London) HAA Regiment RA (TA) 569^th (The Queen's Own) (M) LAA/SL Regiment RA (TA)

To form:

P Battery ( 7^th City of London) 265^th LAA Regiment RA (TA)

Disbanded

Formed by the transfer to artillery of 33^rd (St Pancras) AA Battalion RE (TA) which had been converted from the 19^th London Regiment (St Pancras) (TA) in 1935 Headquarters were at Albany Street, St Pancras, NW1

1939-45 UK
1945 Norway

Reorganised in an infantry role and re-designated as 632^rd Regiment RA (St Pancras) (TA)

Placed in suspended animation

Reconstituted as 568^th Searchlight Regiment RA (St Pancras) (TA)

Reorganised and re-designated as 568^th (M) Light Anti-Aircraft/Searchlight Regiment RA

(St Pancras) (TA)

Amalgamated with:

512^th (Finsbury Rifles) LAA Regiment RA (TA) 656^th (Tower Hamlets) LAA Regiment RA (TA)

To form:

512^th LAA Regiment RA (TA)

Disbanded

1939-45 UK
1945 North West Europe

Formed by the transfer to artillery of 34^th (The Queen's Own Royal West Kent) AA Bn RE (TA) which had been converted from the 20^th London Regiment (The Queen's Own) (TA) in 1935 Headquarters were at Blackheath

Reorganised is an infantry role and re-designated as 633^rd Regiment RA (Queen's Own Royal West Kent) (TA) and subsequently placed in suspended animation

Reconstituted as 596^th Searchlight Regiment RA (The Queen's Own) (TA) with headquarters remaining in Blackheath

Reorganised and re-designated as 569^th (M) Light Anti-Aircraft/Searchlight Regiment RA (The Queen's Own) (TA)

Amalgamated with:

265^th ( 8^th London) HAA Regiment RA (TA)

460^th (City of London) HAA Regiment RA (TA)

567^th (M) LAA/SL Regiment RA (TA)

To form:

Disbanded

1939-45 UK

Formed by the transfer to artillery of 35^th (First Surrey Rifles) AA Bn RE (TA), which had been converted from the 21^st London Regiment in 1935, with headquarters at Camberwell

Reorganised and re-designated as 129^th Light Anti-Aircraft Regiment RA (First Surrey Rifles) (TA)

Placed in suspended animation and subsequently reconstituted as 570^th Light Anti-Aircraft Regiment RA (First Surrey Rifles) (TA) with headquarters at Dulwich

Reorganised and re-designated as 570^th Light Anti-Aircraft/Searchlight Regiment RA (First Surrey Rifles) (TA)

Amalgamated with: 622^nd HAA Regiment RA ( 7^th Bn The Queen's Royal Regiment) (TA) To form:

570^th Light Anti-Aircraft Regiment RA (TA)

Amalgamated with: 265^th LAA Regiment RA (TA) 458^th (Kent) LAA Regiment RA (TA) to form part of 265^th LAA Regiment RA (TA)

1939-45 UK

Formed by the transfer to artillery of 10^th ( 3^rd City of London) Bn The Royal Fusiliers ( 69^th

Searchlight Regiment) (TA) with headquarters at Paddington 1946 Placed in suspended animation

Reconstituted to form two Regiments:

604^th Searchlight Regiment RA (The Royal Fusiliers) (TA) with headquarters at Harrow Road, Wembley and

625^th Light Anti-Aircraft Regiment RA (The Royal Fusiliers) (TA) 1955 Disbanded

1939-44 UK
1944-45 North West Europe

Formed by the transfer to artillery of 74^th (Essex Fortress) AA Bn RE (TA) with headquarters

at Tottenham, N17 1944 Reorganised in an infantry role and re-designated as 74^th Garrison Regiment RA (TA) 1945 Re-designated as 613^th Regiment RA (Essex Fortress) (TA)

Placed in suspended animation

Reconstituted as 609^th (M) Heavy Anti-Aircraft Regiment RA (Tottenham) (TA)

Disbanded

Formed as a new unit by the conversion to artillery of the 7^th Battalion The Queen's Royal Regiment (West Surrey) (TA) with headquarters at Braganza Street, Walworth

Amalgamated with: 570^th LAA/SL Regiment RA (First Surrey Rifles) (TA)

To form:

570^th LAA Regiment RA (TA)

Disbanded

Formed as a new unit by the conversion to artillery of the 9^th ( 2^nd City of London) Battalion,

The Royal Fusiliers (TA) with headquarters in Streatham

Amalgamated with:

562^nd (M) LAA/SL Regiment RA ( 27^th London Electrical Engineers) (TA)

and re-designated as:

with 562^nd Regiment forming R (London Electrical Engineers) Battery

Converted to infantry and amalgamated with 8^th Battalion The Royal Fusiliers (TA) to form

the City of London Battalion of the Royal Fusiliers

Formed as a new unit by the amalgamation and conversion to artillery of the 9^th and 10^th Battalions The Rifle Brigade, with headquarters at Bow, E5

Amalgamated with: 512^th (Finsbury Rifles) LAA Regiment RA (TA) 568^th (St Pancras) LAA/SL Regiment (TA)

To form:

512^th LAA Regiment RA (TA)

Disbanded

Formed by the amalgamation of: 257^th (Sussex Yeomanry) Field Regiment RA (TA) 286^th (Hertfordshire & Bedfordshire Yeomanry) Field Regiment (TA) 308^th (Suffolk & Norfolk Yeomanry) Field Regiment RA (TA)

Regimental Headquarters were formed from part of 265^th Light Air Defence Regiment RA (TA) and established at Grove Park, SE12 With 200^th (Sussex Yeomanry) Battery (ex 257^th Regiment) 201^st (Herts & Beds Yeomanry) Battery (ex 286^th Regiment) 202^nd (Suffolk & Norfolk Yeomanry) Battery (ex 309^th Regiment)

Reorganised and re-designated as 100^th (Yeomanry) Field Regiment RA (V)

Formed as a new unit with headquarters at Hendon, moving subsequently to Willesden

Re-designated as 880^th Airborne locating Battery RA (TA)

Re-designated as 880^th Location Battery RA (TA)

Amalgamated with:

289^th Parachute Light RHA (TA) as part of the Regiment

Disbanded

Formed as a new unit with headquarters at White City

Reorganised and re-designated as 48^th Anti-Aircraft Fire Command Troop RA

Absorbed into 300th LAA Regiment RA (TA)