X Corps (United Kingdom)

X Corps
X Corps insignia.
Active	1915–1919 1940–1945
Country	United Kingdom
Branch	British Army
Type	Corps
Engagements	World War I Battle of the Somme 1916 Battle of Messines 1917 Third Battle of Ypres Advance in Flanders Final Advance in Flanders
Commanders
Notable commanders	Thomas Morland William Peyton Reginald Stephens William Holmes Herbert Lumsden Brian Horrocks Richard L. McCreery

World War I

The X Corps was a corps-size formation of the British Army that served in the First World War on the Western Front before being disbanded in 1919. The corps was later re-formed in 1942 during the Second World War and saw service in the North African Campaign, later serving in the Italian Campaign where it came under command of both the U.S. Fifth Army and the British Eighth Army.

X Corps was formed in France in July 1915 under Thomas Morland. In the autumn of 1916 the corps took part in the Battle of the Somme where its 36th (Ulster) Division attacked Thiepval. In 1917 X Corps, formed a part of the Second Army and included the 29th and 30th Divisions followed by others as the Second Army was reinforced for the Flanders operations after the Battle of Arras. In June 1917 it took part in the Battle of Messines. and participated in the Battles of Ypres 31 July – 10 November. In May and June 1918, it was commanded by William Peyton. Later in 1918 it came under the command of Reginald Stephens.

X Corps was reformed in 1940 as part of Home Forces in the United Kingdom. It was based as Scotch Corner near Darlington within Northern Command.