Area Mixed Rgt 146, 183, 209 (M) 'Z' Btys 15th AA Area Mixed Rgt 120, 180, 181, 219 (M) 'Z' Btys 16th AA Area Mixed Rgt 126, 195, 227 (M) 'Z' Btys 32nd AA Area Mixed Rgt 170, 20, 207, 225 (M) 'Z' Btys By this time, the brigade's HQ establishment was 8 officers, 7 male other ranks and 22 members of the ATS, together with a small number of attached drivers, cooks and mess orderlies (male and female). In addition, the brigade had a Mixed Signal Office Section of 5 male other ranks and 19 ATS, which was formally part of the Group signal unit. Disbandment During the Summer of 1944 London and South-East England had been bombarded with V-1 flying bombs. Once the launching sites were overrun by 21st Army Group, the Luftwaffe began launching them from aircraft over the North Sea. 5 AA Group had to reorganise its defences, stripping HAA guns from inland sites and moving them to the coast of East Anglia. AA Command was also suffering a personnel shortage, as fit men were posted to make up losses in 21st Army Group fighting in North West Europe. In November 1944 all the brigade's units left except 15th and 16th AA Area Mixed Rgts, which were joined by 9th (Londonderry) HAA Rgt (24, 25, 26 HAA Btys) returned from service in the Italian Campaign. Then at the end of the year the Home Guard was stood down and all the Z Btys disappeared. By the beginning of 1945 the brigade only had four AA Area Mixed Rgt HQs (2nd, 15th, 16th, 17th) left under its command. It was briefly joined on 1 January by 72nd (Middlesex) S/L Rgt at Hatfield Militia Camp near Doncaster, which consolidated the personnel of 72nd, 80th and 82nd S/L Rgts while they awaited posting elsewhere. 32nd AA Brigade HQ was disbanded on 31 January 1945. Postwar The Brigade was reformed in the TA in 1947, still based at Derby, but renumbered as 58 AA Brigade (TA), with the following composition: 262 (North Midlands) HAA Regt at Derby – formerly 68 (North Midland) HAA (see above) 526 HAA Regt at Derby – formerly 26 LAA Regiment 528 LAA Regt at Nottingham – formerly 28 LAA Regiment 575 (6th Battalion, The Sherwood Foresters) S/L Regt at Chesterfield – formerly 149 LAA, and before that 40 S/L (see above) 577 (The Robin Hoods,