[2] As the name suggests, the units were drawn from the southern part of the English Midlands, predominantly Berkshire, Buckinghamshire and Oxfordshire.

[8] Due to losses during the Battle of Scimitar Hill and wastage during August 1915, the 2nd Mounted Division had to be reorganised.

[17] It joined the newly formed Imperial Mounted Division in January 1917 and took part in the First and Second Battles of Gaza.

[17] The complete brigade was transferred to the newly formed Yeomanry Mounted Division on 27 June 1917, joining it at el Maraqeb.

[22] By an Egyptian Expeditionary Force GHQ Order of 12 April 1918, the mounted troops of the EEF were reorganised when the Indian Army units arrived in theatre.

[21] The sub units (Signal Troop, Combined Cavalry Field Ambulance and Mobile Veterinary Section) were renumbered on the same date.

[19] The brigade remained with 4th Cavalry Division for the rest of the war, taking part in the Battle of Megiddo and the Capture of Damascus.

[24] After the Armistice of Mudros, the brigade remained with 4th Cavalry Division in Palestine as part of the occupation forces.