The 2nd Mounted Division was a yeomanry division that served in the First World War. At the outbreak of war it was assigned to defence of the Norfolk coast. In March 1915 it formed a 2nd Line duplicate of itself, the 2/2nd Mounted Division. Leaving the 2/2nd on coastal defence, it then fought at Gallipoli from April to December 1915, under the command of Major General William Peyton, before being disbanded in January 1916.
The Sherwood Rangers Yeomanry (SRY) was a British Yeomanry regiment. In 1967 it was amalgamated with other units to form the Royal Yeomanry (RY), a light cavalry regiment of the Army Reserve. Originally raised as the Nottinghamshire Yeomanry Cavalry in 1794, the regiment was used on several occasions in the 19th Century to maintain law and order. During the Second Boer War and both World Wars the regiment earned 44 battle honours. It is now one of the six squadrons of the Royal Yeomanry (RY), a light cavalry regiment of the Army Reserve. Designated as 'A' Squadron, the Sherwood Rangers Yeomanry's current role is to support the Light Cavalry Regiments on operations by providing reconnaissance soldiers.
The Derbyshire Yeomanry was a yeomanry regiment of the British Army, first raised in 1794, which served as a cavalry regiment and dismounted infantry regiment in the First World War and provided two reconnaissance regiments in the Second World War, before being amalgamated with the Leicestershire Yeomanry to form the Leicestershire and Derbyshire Yeomanry in 1957.
The Warwickshire Yeomanry was a yeomanry regiment of the British Army, first raised in 1794, which served as cavalry and machine gunners in the First World War and as a cavalry and an armoured regiment in the Second World War, before being amalgamated into the Queen's Own Warwickshire and Worcestershire Yeomanry in 1956. The lineage is maintained by B Squadron, part of The Royal Yeomanry.
The Lanarkshire Yeomanry was a yeomanry regiment of the British Army, first raised in 1819, which served as a dismounted infantry regiment in the First World War and provided two field artillery regiments in the Second World War, before being amalgamated into The Queen's Own Lowland Yeomanry in 1956. Its lineage was revived by B Squadron, the Scottish Yeomanry in 1992 until that unit was disbanded in 1999.
The Fife and Forfar Yeomanry (FFY) was an Armoured Yeomanry Regiment of the British Army formed in 1793. It saw action in the Second Boer War, the First World War and the Second World War. It amalgamated with the Scottish Horse to form the Fife and Forfar Yeomanry/Scottish Horse in 1956. The lineage is maintained by "C" Fife and Forfar Yeomanry/Scottish Horse Squadron of The Scottish and North Irish Yeomanry based in Cupar in Fife.
The Scottish Horse was a Yeomanry regiment of the British Army's Territorial Army raised in 1900 for service in the Second Boer War. It saw heavy fighting in both the First World War, as the 13th Battalion, Black Watch, and in the Second World War, as part of the Royal Artillery. It amalgamated with the Fife and Forfar Yeomanry to form the Fife and Forfar Yeomanry/Scottish Horse in 1956. The lineage is maintained by "C" Fife and Forfar Yeomanry/Scottish Horse Squadron of The Scottish and North Irish Yeomanry based in Cupar in Fife.
The Lothians and Border Horse was a Yeomanry regiment, part of the British Territorial Army. It was ranked 36th in the Yeomanry order of precedence and was based in the Scottish Lowland area, recruiting in the Lothians – East Lothian (Haddingtonshire), Midlothian (Edinburghshire), and West Lothian (Linlithgowshire) – and along the border with England, particularly Berwickshire. It amalgamated with the Lanarkshire Yeomanry and the Queen's Own Royal Glasgow Yeomanry to form the Queen's Own Lowland Yeomanry in 1956.
The Lancashire Hussars was a British Army unit originally formed in 1798. It saw action in the Second Boer War, the First World War and the Second World War. In 1969, the regiment reduced to a cadre and the Yeomanry lineage discontinued.
The South Nottinghamshire Hussars is a unit of the British Army formed as volunteer cavalry in 1794. Converted to artillery in 1922, it presently forms part of 103 Regiment, Royal Artillery.
The 3rd Mounted Division was a Yeomanry Division of the British Army active during World War I. It was formed on 6 March 1915 as the 2/2nd Mounted Division, a replacement/depot formation for the 2nd Mounted Division which was being sent abroad on active service. In March 1916, it was renumbered as the 3rd Mounted Division and in July 1916 as the 1st Mounted Division. In September 1917, the division was reorganized as a cyclist formation and redesignated as The Cyclist Division. It remained in the United Kingdom throughout the war and was disbanded in June 1919.
The 1st Mounted Division was a Yeomanry Division of the British Army active during World War I. It was formed in August 1914 for the home defence of the United Kingdom from four existing mounted brigades of the Territorial Force, each of three regiments of Yeomanry. The divisional order of battle changed often, as the 1st Line brigades left for service overseas and were replaced by 2nd Line formations. It was converted to the 1st Cyclist Division in July 1916, and was broken up in November 1916 without being involved in active service. It remained in East Anglia throughout its existence.
The Lincolnshire Yeomanry was a volunteer cavalry unit of the British Army formed in 1794. It saw action in the Second Boer War and the First World War before being disbanded in 1920.
The Royal East Kent Yeomanry was a British Army regiment formed in 1794. It saw action in the Second Boer War and the First World War.
The Queen's Own West Kent Yeomanry was a British Army regiment formed in 1794. It served in the Second Boer War and the First World War. It amalgamated with the Royal East Kent Yeomanry to form the Kent Yeomanry in 1920.
The 4th Mounted Division was a short-lived Yeomanry Division of the British Army active during World War I. It was formed on 20 March 1916, converted to 2nd Cyclist Division in July 1916 and broken up on 16 November 1916. It remained in England on Home Defence duties throughout its existence.
The 21st Mounted Brigade previously known as the 2/1st Western Mounted Brigade was a 2nd Line yeomanry brigade of the British Army during the First World War. In July 1916 it was converted to a cyclist formation as 14th Cyclist Brigade and in October 1916 was redesignated as 10th Cyclist Brigade. It was still in existence, in Ireland, at the end of the war.
The 18th Mounted Brigade, previously known as the 2/1st Yorkshire Mounted Brigade, was a 2nd Line yeomanry brigade of the British Army during the First World War. In July 1916 it was converted to a cyclist formation as 11th Cyclist Brigade and in November 1916 was redesignated as 7th Cyclist Brigade. It was still in existence, in Ireland, at the end of the war.
The 17th Mounted Brigade previously known as the 2/1st Welsh Border Mounted Brigade was a 2nd Line yeomanry brigade of the British Army during the First World War. In July 1916 it was converted to a cyclist formation as 10th Cyclist Brigade and in November 1916 was redesignated as 6th Cyclist Brigade. It was still in existence, in Ireland, at the end of the war.
The 20th Mounted Brigade previously known as the 2/1st Lowland Mounted Brigade was a 2nd Line yeomanry brigade of the British Army during the First World War. In July 1916 it was converted to a cyclist formation as 13th Cyclist Brigade and in November 1916 was redesignated as 9th Cyclist Brigade. It was still in existence, in Ireland, at the end of the war.
United Kingdom 
British Army 