The 7th Infantry Division was an infantry division of the British Army, first established by The Duke of Wellington as part of the Anglo-Portuguese Army for service in the Peninsular War, and was active also during the First World War from 1914 to 1919, and briefly in the Second World War in 1939.
The 8th Infantry Division was an infantry division of the British Army that was active in both the First and Second World Wars. The division was first formed in October 1914 during the First World War, initially consisting mainly of soldiers of the Regular Army and served on the Western Front throughout the war, sustaining many casualties, before disbandment in 1919. The division was reactivated in Palestine, under the command of Major-General Bernard Montgomery, in the late 1930s in the years running up to the Second World War before being disbanded in late February 1940. It was briefly reformed in Syria in an administrative role during 1942-3.
The 7th Light Mechanised Brigade Combat Team is a formation in the British Army with a direct lineage to 7th Armoured Brigade and a history that stretches back to the Napoleonic Wars. It saw active service in the Crimean War, the Second Boer War and both the First and the Second World Wars. In 2014, the 7th Armoured Brigade was re-designated as 7th Infantry Brigade, thereby ensuring that the famed "Desert Rats" continue in the British Army's Order of battle.
The 4th Infantry Brigade was an infantry brigade of the British Army that served in both First and Second World Wars. During both world wars, it was part of the 2nd Infantry Division.
The 25th Infantry Brigade was a war-formed infantry brigade of the British Army that saw active service during both the First and the Second World Wars.
The 4th Guards Infantry Division was a unit of the Imperial German Army in World War I. The division was formed on May 18, 1915. It was part of a wave of new infantry divisions formed in the spring of 1915. The division was disbanded in 1919 during the demobilization of the German Army after World War I. It was a division of the Prussian Guards and hence recruited from all over the Kingdom of Prussia.
The 4th Cavalry Brigade was a cavalry brigade of the British Army. It served in the Napoleonic Wars, in the First World War on the Western Front where it was initially assigned to The Cavalry Division before spending most of the war with the 2nd Cavalry Division, and with the 1st Cavalry Division during the Second World War.
The 5th Cavalry Brigade was a cavalry brigade of the British Army. It served in the Napoleonic Wars, in the First World War on the Western Front where it was initially independent before being assigned to the 2nd Cavalry Division, and with the 1st Cavalry Division during the Second World War.
The 2nd Cavalry Division was a division of the regular British Army that saw service in the Peninsular War and in World War I, when it also known as Gough's Command, after its commanding general. It was part of the British Expeditionary Force that served in France in from 1914 to 1918. It was involved in most of the major actions where cavalry were used as a mounted mobile force, and also many where the troops were dismounted and effectively served as infantry.
The 3rd Cavalry Division was a division of the British Army in the First World War. It was formed at Ludgershall, Wiltshire England in September 1914 under the command of Major-General the Hon. Julian Byng. The division moved to Belgium in the first week of October 1914, landing at Ostend, although its third Brigade was only formed there once. During the war the division took part in most of the major actions where cavalry were used as a mounted mobile force, and also many where the troops were dismounted and effectively served as infantry.
The Guards Division was an infantry division of the British Army that was formed in the Great War in France in 1915 from battalions of the Guards regiments from the Regular Army. The division served on the Western Front for the duration of the First World War. The division's insignia was the "All Seeing Eye".
VI Corps was an army corps of the British Army in the First World War. It was first organised in June 1915 and fought throughout on the Western Front. It was briefly reformed during the Second World War to command forces based in Northern Ireland, but was reorganized as British Forces in Ireland one month later.
The 3rd Cavalry Brigade was a cavalry brigade of the British Army. It served in the Napoleonic Wars, in the Boer War, and in the First World War on the Western Front where it was initially assigned to The Cavalry Division before spending most of the war with the 2nd Cavalry Division.
The 2nd Guards Brigade was an infantry brigade of the British Army, formed in the First World War. It was formed in France in August 1915 with two Guards battalions already on the Continent and another two from England. It served with the Guards Division on the Western Front for the rest of the war.
The 140th Brigade was an infantry brigade formation of the British Army's Territorial Army (TA) that had its origins in a South London Brigade of the former Volunteer Force. It served on the Western Front in the First World War and was recreated during the Second World War where it served only in the United Kingdom as a training formation.
The 142nd Brigade was an infantry brigade of the Territorial Army, part of the British Army, that served in the First and the Second World Wars, and remained in the United Kingdom throughout the latter.
The 7th Cavalry Brigade was a cavalry brigade of the British Army. It served in the Napoleonic Wars, notably at the Battle of Waterloo. It was reformed in 1914 and served on the Western Front as part of the 3rd Cavalry Division until the end of World War I.
The 8th Cavalry Brigade was a cavalry brigade of the British Army in World War I. It was formed in Belgium in 1914 and served on the Western Front as part of the 3rd Cavalry Division. It left the 3rd Cavalry Division on 14 March 1918.
The 1st Guards Brigade was an infantry brigade of the British Army, formed in the First World War. It was formed in August 1915 by the redesignation of the 4th (Guards) Brigade on its transfer from the 2nd Division to the Guards Division. It served with the Guards Division on the Western Front for the rest of the war.
United Kingdom 
British Army 
