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21st Regiment RA

21st Heavy Anti-Aircraft Regiment Regiment Royal Artillery
Dates Locations Batteries - Equipment
1947.04.01 RHQ 2nd Heavy Anti-Aircraft Regiment RA re-titled 21st Heavy Anti-Aircraft Regiment RA, with 20, 57 and 71 HAA Btys redesignated from 15 Coast Bty (personnel from 28 HAA Bty), 16 and 20 HAA Btys, respectively.  
1947.04 Wales: Kinmel Park Bks, Rhyl  20, 57 and 71 HAA Btys
3.7" Gun
Late 1947 England: Wrottesley Park, near Wolverhampton 20, 57 and 71 HAA Btys
3.7" Gun
  16 Oct 48: Reduced to cadre and RHQ, 20, 57 and 71 Btys concurrently reformed from personnel of RHQ 88th HAA Regt and 253, 254 and 258 HAA Btys respectively.  
1948.10 England: Harrington Bks, Liverpool  20, 57 and 71 HAA Btys
3.7" Gun
1951 England: Saighton Camp, Chester  20, 57 and 71 HAA Btys
3.7" Gun
1952 England: Lindsey Street Trg Depot, Newcastle  20, 57 and 71 HAA Btys
3.7" Gun
? England: ? Bks, Woolwich  20, 57 and 71 HAA Btys
3.7" Gun
c1953? England: Saighton Camp, Chester 20, 57 and 71 HAA Btys
  1 May 55: RHQ and Btys reduced to cadre at Chester.  
  15 July reformed at Redford Infantry Bks, Edinburgh as 21st Medium Regiment (20, 57 and 71 Btys) from personnel of 60th Medium Regt RA (100, 224 and 228 Btys respectively), equipped with 5.5" gun.    
1955.08 Scotland: Redford Bks, Edinburgh  20, 57 and 71 Med Btys
5.5” Gun
  Jul 56 – Jul 57: Cyprus: Stroumbi & Eastend Camps, Paphos district Infantry role
  17 Feb 58: 71 Bty placed in suspended animation (disbanded 1/1/62) and 7 Bty joined the Regt ex 15th Med Regt RA. 7, 20 and 57 Med Btys
1959 England: Bradbury Lines, Hereford  7, 20 and 57 Med Btys
5.5” Gun
1960.12 Wales: Kimnel Park Camp, Rhyl  7, 20 and 57 Med Btys
5.5” Gun
  31 Oct 61: 20 Bty placed in suspended animation (later in 95 Cdo Regt RA).  
  30 Nov 61: 7 Bty placed in suspended animation (later in 95 Cdo Regt RA).  
1962.01 Germany: St Barbara Bks, Fallingbostel 57 Bty
  Jan 62: 14 Bty joined the Regt ex 94 Regt RA.  14 and 57 Loc Btys
  Renamed 21st Locating Regiment Royal Artillery: 14 Bty equipped for Meteorology and Survey, 57 Bty equipped with Drone and Robert systems. Meteorology & Survey: Drone & Robert
  29 Apr 64: 57 Bty moved to 94 Regt.  
  15 Jun 64: RHQ & 14 Bty placed into suspended animation. (14 Bty later in 16th Lt AD Regt RA).  
  15 Jun 1964 – Suspended Animation  
     

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