A second line battery, 2/1st Leicestershire RHA, served on the Western Front with the 63rd (Royal Naval) Division from 1916 to 1918.

[3][4] The unit consisted of The battery was equipped with four[1] Ehrhardt 15-pounder[6] guns and allocated as artillery support to the North Midland Mounted Brigade.

2nd Line units performed the home defence role, although in fact most of these were also posted abroad in due course.

[7] The battery was embodied with the North Midland Mounted Brigade and assigned to Third Army of the Central Force.

was formed in April 1916 in the Egyptian Expeditionary Force with the Somerset and Leicestershire Batteries, RHA.

[13] The battery initially served with the ANZAC Mounted Division in the Sinai and Palestine Campaign.

[14] The batteries were then re-equipped with four 18 pounders each[15] before taking part in the First (26 – 27 March 1917) and Second Battles of Gaza (17 – 19 April 1917).

The Leicestershire Battery departed on 20 June to join XX Brigade, RHA (T.F.)

[16] Once the division was restructured and renamed, it served with the Desert Mounted Corps for the rest of the war, taking part in the Second Transjordan Raid (30 April to 4 May 1918) and the Final Offensive, in particular the Battle of Megiddo (19 to 25 September) and the Capture of Damascus (1 October).

[10] The pre-war Territorial Force infantry divisions were generally[e] supported by four field artillery brigades.

[25] The battery, and the brigade, served with 63rd (Royal Naval) Division for the rest of the war on the Western Front.

[29] At the Armistice, the battery (six 18 pounders) was still with CCXXIII Brigade, RFA serving with 63rd (Royal Naval) Division.

[29] The Leicestershire RHA was not reconstituted until 7 February 1920 when it formed a battery (later numbered 239th) in 1st North Midland Brigade, RFA (later 60th (North Midland) Field Regiment, RA)[31][4][32] and ceased to be a Royal Horse Artillery battery.

[31][33] In 1938 these two batteries were detached from 60th (NM) Field Regiment (as it had become) to form a separate 115th (North Midland) Field Regiment, RA, which saw service in the Battle of France and Burma campaign in World War II.