Derbyshire Yeomanry The Derbyshire Yeomanry was a yeomanry unit 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 into The Leicestershire and Derbyshire ( Prince Albert ' s Own ) Yeomanry in 1957 . Early history . The regiment was first formed as the Derbyshire Corps of Fencible Cavalry in 1794 , as a regiment of full - time fencible soldiers for home defence . The regiment changed shortly thereafter to the Derbyshire Corps of Yeomanry Cavalry , a part - time yeomanry regiment , and was dispersed in individual troops . In 1834 , the troops were regimented as the Derbyshire Yeomanry Cavalry , who sponsored two companies of the Imperial Yeomanry in 1900 , for service in the South African War , and in 1901 was itself reorganized as mounted infantry as the Derbyshire Imperial Yeomanry . In 1908 it was transferred into the Territorial Force , returning to a cavalry role and equipping as dragoons , under the new title of The Derbyshire Yeomanry . First World War . The regiment mobilised in August 1914 as part of the Nottinghamshire and Derbyshire Mounted Brigade , but remained in England until 1915 , when it moved to Egypt with the 7th Mounted Brigade , 2nd Mounted Division . It then sailed for Gallipoli , where it saw action at the Battle of Scimitar Hill , serving as dismounted infantry , and took heavy losses . Returning to Egypt in December , the regiment was employed with the Western Frontier Force in the Senussi Campaign , before moving to Salonika in February 1916 . One squadron served with the 27th Division from March to June 1916 , whilst the regiment remained as GHQ reserve in Macedonia until the end of the war . The regiment raised a second - line battalion , the 2 / 1st Derbyshire Yeomanry , in September 1914 ; this remained in the United Kingdom as part of the 9th Mounted Brigade , 2 / 2nd Mounted Division , it did not see service , and was converted into a cyclist unit in 1916 . Some 165 men and four officers from this battalion were drafted to France to reinforce the 14th Battalion , the Durham Light Infantry in October 1916 . A third - line battalion was formed in 1915 , which remained in the United Kingdom until it was absorbed into the 4th Reserve Cavalry Regiment in 1917 . Following demobilisation after the War , the regiment was reconstituted in 1920 in the Territorial Army . In 1921 it was reorganised as the 24th ( Derbyshire Yeomanry ) Armoured Car Company of the Tank Corps ; in April 1939 it returned to full regimental status as the Derbyshire Yeomanry , being mechanised and transferred to the Royal Armoured Corps ( RAC ) . Second World War . In August 1939 , the regiment was duplicated , producing the 1st Derbyshire Yeomanry and 2nd Derbyshire Yeomanry , both of which mobilised along with the Territorial Army on the outbreak of war in September . They were equipped with armoured car s , serving as reconnaissance units . Both regiments saw service in the North African Campaign ; in 1942 , the 2nd Derbyshire fought at the Battle of Alam el Halfa and the Second Battle of El Alamein ( as part of 7th Armoured Division ) . The 1st Derbyshire , meanwhile , had landed in Tunisia in late 1942 as the reconnaissance regiment of the 6th Armoured Division , fighting at Medjez el Bab . During the race to the Tunisian coast , it fought at the Kasserine Pass and Foundouk , finally reaching Tunis in March 1943 . The 1st Derbyshire then moved to Italy with the 6th Armoured , where it saw heavy fighting during May 1944 , including action at the Battle of Monte Cassino . Through July and August , it fought in the advance to Florence , and in April 1945 saw action at the Argenta Gap and Fossa Cembalina . Returning to the United Kingdom in 1943 , the 2nd was assigned to 51st ( Highland ) Infantry Division , where it served as the divisional reconnaissance regiment until the end of the war . It received battle honours for actions in August , fighting at the Dives Crossing , La Vie Crossing and Lisieux during the crossing of the Seine ; in September and October , it received honours for fighting on the Lower Maas , and in January 1945 for fighting at Ourthe during the Battle of the Bulge . The regiment received battle honours for fighting in the Rhineland and the Reichswald in February , and crossed the Rhine in March in Operation " Plunder " . After the War , the regiment reconstituted in the Territorial Army . In 1957 it amalgamated with The Leicestershire Yeomanry ( Prince Albert ' s Own ) , forming The Leicestershire and Derbyshire ( Prince Albert ' s Own ) Yeomanry . Timeline ( postwar ) . " Feb 1957 " Amalgamated with the Leicestershire ( P . A . O . ) Yeomanry , RAC ( TA ) , to form The Leicestershire and Derbyshire ( Prince Albert ' s Own ) Yeomanry . " 1967 " Reduced to cadre strength . " April 1971 " Re - established as Leicestershire and Derbyshire ( Prince Albert ' s Own ) Yeomanry Squadron , 7th Battalion , Royal Anglian Regiment . " Successors ( 1985 ) " The Leicestershire and Derbyshire ( Prince Albert ' s Own ) Company , 7th ( Volunteer ) Battalion , The Royal Anglian Regiment , and B ( Leicestershire and Derbyshire Yeomanry ) Company , 3rd ( Volunteer ) Battalion , The Worcestershire and Sherwood Forestors Regiment . March 1992 B ( Leicestershire and Derbyshire ( Prince Albert ' s Own ) Yeomanry ) Squadron , The Royal Yeomanry , RAC ( TA ) .