The 4th Infantry Division was a regular infantry division of the British Army with a very long history, seeing active service in the Peninsular War, the Crimean War, the First World War, and during the Second World War. It was disbanded after the war and reformed in the 1950s as an armoured formation before being disbanded and reformed again and finally disbanded on 1 January 2012.
The Essex County Division was a short-lived formation of the British Army formed in the Second World War on 18 February 1941 by the redesignation of the West Sussex County Division. It was disbanded on 7 October. It had one commanding officer, Major-General J. H. T. Priestman. It was an infantry only formation consisting of three Independent Infantry Brigades (Home). Combat support, artillery, engineers etc., would be provided by other local formations.It was under the command of XI Corps from formation to 22 July and then under GHQ Home Forces.
The 18th Infantry Brigade was an infantry brigade of the British Army that saw active service during the First and the Second World Wars.
The Loyal Regiment was a line infantry regiment of the British Army that was in existence from 1881 to 1970. In 1970, the regiment was amalgamated with the Lancashire Regiment to form the Queen's Lancashire Regiment which was, in 2006, amalgamated with the King's Own Royal Border Regiment and the King's Regiment to form the Duke of Lancaster Regiment.
The 74th Brigade was a formation of the British Army. It was raised as part of the new army also known as Kitchener's Army and assigned to the 25th Division and served on the Western Front during the First World War. After suffering heavy losses in the German spring offensive in 1918 the brigade was reformed with new units. It fought on the Hindenburg Line in October and in Picardy in November.
The brigade was not reformed for the Second World War.
215th Brigade was a Home Service formation of the British Army during the First and the Second World Wars.
217th Brigade was a Home Service formation of the British Army during the First and the Second World Wars.
The 218th Brigade was a Home Service formation of the British Army during the First and the Second World Wars.
220th Brigade was a Home Service formation of the British Army during the First and Second World Wars.
The 113th Brigade was an infantry brigade formation of the British Army active in both the First and the Second World Wars.
The 148th Regiment Royal Armoured Corps was an armoured regiment of the British Army's Royal Armoured Corps during World War II. It fought in the invasion of Normandy in 1944.
203rd Infantry Brigade was a Home Defence formation of the British Army during the Second World War.
The 201st Independent Infantry Brigade (Home) was a short-lived Home Defence formation of the British Army during the Second World War.
306th Infantry Brigade was a British Army formation organised towards the end of the Second World War from surplus Royal Artillery (RA) personnel who had been retrained as infantry.
The 207th Independent Infantry Brigade was a Home Defence formation of the British Army during the Second World War.
The 222nd Infantry Brigade was a Home Service formation of the British Army that existed under various short-lived titles in both the First and Second World Wars
109th Regiment Royal Armoured Corps was an armoured regiment of the British Army's Royal Armoured Corps during World War II.
The 143rd Regiment Royal Armoured Corps was a short-lived armoured regiment of the British Army's Royal Armoured Corps during World War II.
The 116th Light Anti-Aircraft Regiment was a Welsh mobile air defence unit of the British Army's Royal Artillery (RA) during World War II. It served with the 53rd (Welsh) Infantry Division in the campaign in North West Europe.
United Kingdom 
British Army 
