The Regiment was raised in Hertfordshire and surrounding counties by Brigadier Humphrey Gore in 1715, as the Tenth Regiment of Dragoons. This was in response to the Jacobite Rising. Mounts were to be no more than fifteen hands high. The Regiment never saw action against the Jacobites.
Law and revenue enforcement was the Regiment’s duty at home for the next 30 years. Pay for a Private was 1s 9p per day less the cost of food.
Training and anti-invasion duties. June sees Lt.-Colonel C. B. Harvey appointed to command. Embark at Greenock for Suez via Cape. Arrive Nov. 17th, equipped with American Honey and Crusader tanks
Home troops move to Holt, Norfolk where they receive more tanks. April Lt.-Colonel Hignett takes command. 21st May embark at Southampton for Cherbourg; en-train to le Mans. 24th May see action; Lt. Richmond killed. Failed action at bridgehead near Huppy; 20 tanks captured or destroyed by enemy.
June 7th withdrew to position south of the Seine. June 15th ordered to move to Brest. June 16th embark onto Manxmaid for Plymouth. 4 officers and 17 O. R. killed, 5 officers and 3 O. R. wounded and 32 O. R. captured. Move to wiltshire.
June 22th Saunna – contact with enemy. Capture 30 Italian soldiers and 2 officers. Enemy drawn from approach to Brigade HQ. 5 officers and 12 O. R. killed, 20 O. R. wounded. Grant tanks withdrew from Charuba. May 26th battle of Knightsbridge. May 30th withdrew from Sollum to re-fit. Lt.-Colonel J.P.Archer Shee assumes command.
Regiment re-equip with Sherman tanks. October 23rd Battle of Alamein; advance to Kidney Ridge. 29th Regiment withdrawn after having lost just 6 tanks. Nov. 2nd advance to Tel-el-Aqqaqir under heavy fire. Nov. 4th Advance under fire; General Thoma, German commander captured. Lt-Colonel Archer-Shee wounded. Major Wingfield takes command, appointed Lt.-Colonel.
March 24th join New Zealanders in south. El Hamma taken. March 28th action at Djebel, Fatnassa and Metzzouna. Advance through Tunisia destroying enemy tanks. Campaign ends 13th May. Move to Azzizia, south of Tripoli. Inspected by King George VI June 21st. Moved to Boufarik, Algiers September 30th.
Move to Italy, arriving at Naples 27th May. In May the Tenth move to South of Rome. Inspected by King George VI. August move to Adriatic coast; August 26th Attach to Gothic Line. September 4th reach River Corca. Engaement with enemy poorly planned so regiment withdraw. Major M. F. Morley and Captain Viscount Ednam wounded.
September 12th Regiment support attack by Ghurkas and is successful. Move to Ripa Blancha Ridge to support Gurhkas until Sept. 22nd, crossing River Marrchia. Regiment loose 3 officers and 4 O. R. killed, with 11 officers and 12 O. R. wounded.
Octoober 18th capture of Cesena. Cross Cosina Canal November 19th. Cross River Marjeno Nov. 24th, and assist in crossing Lamone river December 4th.
January 16th join 2nd Armoured Brigade. Fight dismounted as Infantry and machine-gun troops. Relieved March 2nd. April 3rd, move to Ravenna. Heavy action in April. Lt. W. G. Waugh and Sgt. W. Fairhill DCM killed. May 2nd hostilities in Italy cease.