1st Anti-Aircraft Brigade was an Air Defence formation of the British Army, during the Second World War, and served in the Battle of France and during The Blitz. It then transferred to the Middle East, where it defended the Eighth Army's lines of communication during the final phases of the North African Campaign.
The 79th Heavy Anti-Aircraft Regiment, Royal Artillery was an air defence unit of Britain's Territorial Army (TA). Formed just before World War II, it fought in the Battle of France, the Swansea Blitz, Operation Torch and the Italian Campaign. It continued serving in the post-war TA until 1955.
The Cornwall Fortress Royal Engineers, was a volunteer unit of Britain's Royal Engineers formed in 1908. It helped to defend the coastal towns of Cornwall and sent engineer units to work on the Western Front. Converted to an air defence role before World War I, it served as a searchlight unit during the Battle of Britain, the Blitz, then, as a light anti-aircraft gun unit, it served in the most heavily attacked part of the South Coast of England throughout 1942–44, including the V-1 flying bomb campaign.
39th Anti-Aircraft Brigade was an air defence formation of Britain's Territorial Army (TA) during the Second World War. It was responsible under Anti-Aircraft Command for protecting industry along the Humber Estuary and airfields in Lincolnshire during The Blitz. Later it defended the coast of East Anglia against Luftwaffe 'hit-and-run' attacks. It was later converted to a field force formation, covered the embarkation ports for Operation Overlord and defended London against V-1 flying bombs. It served in the campaign in North West Europe, defending Antwerp against V-1s and supervising the clean-up of the notorious Bergen-Belsen concentration camp.
The 80th Anti-Aircraft Brigade was an air defence formation of the British Army during the Second World War. It landed on D-Day and saw action throughout the campaign in North West Europe, providing early warning of attacks by V-1 flying bombs against Antwerp during the winter of 1944–45.
The 76th Anti-Aircraft Brigade was an air defence formation of the British Army during the Second World War. It landed on D-Day and saw action throughout the campaign in North West Europe. Its guns operated in both anti-aircraft (AA) and ground roles in clearing and then defending the Scheldt Estuary until the end of the war.
The 114th Light Anti-Aircraft Regiment, was an air defence unit of the British Army's Royal Artillery during World War II. It landed on D-Day and saw action throughout the campaign in North West Europe, defending the vital port of Antwerp against Parachute mines and V-1 flying bombs.
The 73rd Light Anti-Aircraft Regiment, was an air defence unit of the British Army's Royal Artillery during World War II. It served during the London Blitz, landed on D-Day, seeing action throughout the campaign in North West Europe and defending the cities of Belgium against V-1 flying bombs.
The 93rd Light Anti-Aircraft Regiment was an air defence unit of the British Army's Royal Artillery (RA) during World War II. Elements of the regiment landed with special equipment on D-Day, and served in the Normandy campaign. The regiment went on to defend Belgian cities against V-1 flying bombs and participated in the assault crossing of the Rhine.
73rd Heavy Anti-Aircraft Regiment, Royal Artillery was a West Midlands-based volunteer air defence unit of Britain's Territorial Army (TA) raised in 1937. During World War II, it served in the Battle of France, The Blitz, Egypt, Sicily and Italy. Postwar, its successor regiments continued to serve until 1967, and a battery descended from the regiment forms part of today's Army Reserve
The 89th Heavy Anti-Aircraft Regiment, Royal Artillery was an air defence unit of Britain's Territorial Army (TA) raised in Kent just before the outbreak of World War II. It served during the Battle of Britain and defended the Suez Canal while batteries served in the Battle of Crete and the Siege of Tobruk. The regiment then fought through the North African and Italian campaigns.
6th Anti-Aircraft Brigade was an air defence formation of the British Army formed during the Second World War. It served in the disastrous Norwegian Campaign in 1940 and then defended East Anglia during the Battle of Britain and The Blitz. It was reorganised to take part in the invasion of Normandy, but instead was diverted to defending Southern England against V-1 flying bombs. It was briefly recreated in the postwar Regular Army.
44th Anti-Aircraft Brigade was an air defence formation of Britain's Territorial Army (TA). Formed in 1938, it was responsible for protecting Manchester and later the Isle of Wight during the Second World War. It was reformed postwar under a new title, and continued until 1955.
3rd Anti-Aircraft Brigade was a Supplementary Reserve air defence formation of the British Army formed in Northern Ireland in 1938. On the outbreak of the Second World War it saw active service with the British Expeditionary Force during the Battle of France and Operation Aerial. It then returned to Northern Ireland and defended the Province for the next two years. Postwar, it was reformed in the Territorial Army and served until the disbandment of Anti-Aircraft Command in 1955.
4th Anti-Aircraft Brigade was an air defence formation of the British Army during the Second World War. It was formed just before the Battle of France to protect the British Expeditionary Force's bases. After the Dunkirk evacuation it was reformed in Egypt as a mobile formation with the Western Desert Force. It played a distinguished part in the Defence of Tobruk in 1941, but its headquarters was captured in the Fall of Tobruk the following year. It was reconstituted as a training formation in Persia and Iraq Command for the rest of the war.
45th Anti-Aircraft Brigade was an air defence formation of Britain's Territorial Army (TA). Formed in 1938, it was responsible for protecting South Wales during the Second World War. It was reformed in the postwar TA under a new title, and continued until 1955.
52nd Light Anti-Aircraft Brigade was an air defence formation of Britain's Territorial Army (TA) during the Second World War. Formed on the outbreak of war to control static searchlight (S/L) sites in Scotland, it later operated as a headquarters (HQ) for mobile anti-aircraft (AA) gun units in the Allied invasion of North Africa and subsequent Italian Campaign.
12th Anti-Aircraft Brigade was an air defence formation of the British Army during the Second World War. It specialised in providing anti-aircraft (AA) protection for forward airfields, for the Advanced Air Striking Force in the Battle of France and the Desert Air Force in the North African Campaign. It landed at Salerno in 1943 and fought through the Italian Campaign, its guns often engaging ground targets as well as aircraft. It was reformed postwar and continued for a few years in Anti-Aircraft Command.
66th Light Anti-Aircraft Regiment, Royal Artillery, was an air defence unit of the British Army formed in Northern Ireland during World War II. It served in the Belfast Blitz and then defended 'Hellfire Corner' in East Kent. Later it participated in the Allied invasion of Sicily and the campaign in mainland Italy. Late in the war it was converted into a transport unit that saw active service in the Greek Civil War.
The 56th Light Anti-Aircraft Regiment, Royal Artillery, was a Royal Artillery (RA) air defence unit of Britain's part-time Territorial Army (TA) raised as a duplicate unit just before the outbreak of World War II. It served in the Norwegian Campaign and then joined 8th Armoured Division. It was sent to Egypt and participated in the Second Battle of El Alamein and the subsequent pursuit across North Africa. It then fought in the Italian Campaign, including defending the Salerno and Anzio beachheads. It often operated under US command, on one occasion in an anti-tank role. The regiment reformed as heavy AA artillery in the postwar TA and continued until 1955 when it merged with other units in Lancashire.
United Kingdom 
British Army 
