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 34th Anti-Aircraft Brigade was an air defence formation of Anti-Aircraft Command in the British Territorial Army formed shortly before the outbreak of the Second World War. It defended the West Midlands of England during The Blitz.
The 33rd (Western) Anti-Aircraft Brigade was an air defence formation of Anti-Aircraft Command of the Territorial Army, part of the British Army, formed shortly before the outbreak of the Second World War. It defended Merseyside and West Lancashire during The Blitz.
35th Anti-Aircraft Brigade was an air defence formation of Anti-Aircraft Command in the British Territorial Army (TA) formed shortly before the outbreak of the Second World War. It defended the important naval base of Portsmouth during The Blitz.
48th (Hampshire) Searchlight Regiment, Royal Artillery was an air defence unit of Britain's Territorial Army (TA) formed just before the outbreak of World War II from existing searchlight companies of the Royal Engineers. It served in Anti-Aircraft Command until 1944, including the Portsmouth Blitz and Operation Diver. At the end of the war it formed an infantry unit for garrison duties in liberated Europe. It continued in the postwar TA until AA Command was disbanded in 1955.
36th (Scottish) Anti-Aircraft Brigade was an air defence formation of Britain's Territorial Army, created in the period of tension before the outbreak of the Second World War. It was responsible for defending eastern Scotland.
The 73rd Searchlight Regiment was a volunteer air defence unit of Britain's Territorial Army (TA) from 1939 until 1955, at first as part of the Royal Engineers, later in the Royal Artillery. It served during the Battle of Britain and The Blitz.
The 84th Heavy Anti-Aircraft Regiment, Royal Artillery was an air defence unit of Britain's Territorial Army raised from employees of the London Passenger Transport Board during the period of international tension that preceded the outbreak of World War II. During the war it served in the Norwegian Campaign and the London Blitz, and later in Tunisia and Italy.
The 5th Anti-Aircraft Division was an air defence formation of Britain's Territorial Army, created in the period of tension before the outbreak of the Second World War. It defended Southern England during the Battle of Britain and the Blitz.
42nd Anti-Aircraft Brigade was an air defence formation of Britain's Territorial Army (TA). It was responsible for protecting the City of Glasgow and industry along the Firth of Clyde during the Second World War.
I Anti-Aircraft Corps was a high-level formation of Britain's Anti-Aircraft Command from 1940 to 1942. It defended Southern England and Wales during the Blitz and the middle years of the Second World War.
II Anti-Aircraft Corps was a high-level formation of Britain's Anti-Aircraft Command from 1940 to 1942. It defended the Midlands and North West of England and Wales during the Blitz and the middle years of the Second World War.
The 7th Anti-Aircraft Division was an air defence formation of the British Army during the early years of the Second World War. It defended North East England during the Battle of Britain and The Blitz.
The 10th Anti-Aircraft Division was an air defence formation of the British Army during the early years of the Second World War. It defended Yorkshire and Northern Lincolnshire during The Blitz and the Baedeker Blitz but only had a short career.
12th Anti-Aircraft Division was an air defence formation of the British Army during the early years of the Second World War. It defended Western Scotland and Northern Ireland, including the period of the Clydebank Blitz and Belfast Blitz, but only had a short career.
102nd Heavy Anti-Aircraft Regiment, Royal Artillery, was an air defence unit of Britain's Territorial Army (TA) formed at Antrim, Northern Ireland, during the period of international tension leading up to the outbreak of World War II. It defended Belfast and its shipyards during the early part of the war and then served in the Middle East. The regiment continued in the postwar TA until amalgamated in 1955.
79th Searchlight Regiment, was an air defence unit of Britain's Royal Artillery during World War II. It protected London and South East England as part of Anti-Aircraft Command from the Blitz of 1940 until Operation Diver in 1944, after which it was disbanded.
The 88th Searchlight Regiment was an air defence unit of Britain's Royal Artillery during World War II. The regiment was formed in March 1941 as part of the rapid expansion of Anti-Aircraft (AA) defences during The Blitz. It served in AA Command until disbandment in 1943.
The 90th Searchlight Regiment, Royal Artillery, was a short-lived air defence unit of the British Army during World War II. It served in Anti-Aircraft Command from 1941 to 1943, mainly in Northern Ireland, and never deployed overseas.
The 92nd Searchlight Regiment was an air defence unit of Britain's Royal Artillery during World War II. The regiment was formed in May 1941 as part of the rapid expansion of Anti-Aircraft (AA) defences during The Blitz. It served in AA Command until disbandment in 1943.
United Kingdom 
British Army