Rough Riders

1/1st

August 1914 : in London. Part of the London Mounted Brigade, which in September 1914 was attached to the 2nd Mounted Division.

April 1915 : moved to Egypt, and in August 1915, dismounted to Gallipoli

December 1915 : moved to Egypt

January 1916 : Brigade became an independent command and redesignated 8th Mounted Brigade.

November 1916: moved to Salonika, returning to Egypt June 1917.

July 1917 : Brigade joined Yeomanry Mounted Division.

April 1918 : with the 1/3 County of London Yeomanry, formed E Bn, the Machine Gun Corps

June 1918 : moved via Italy to France

August 1918 : renumbered 103 Bn, Machine Gun Corps, attached to First Army.

2/1st

Formed August 1914, and remained in UK. Converted to cyclist unit in July 1916.

3/1st

Formed in 1915. Remained in United Kingdom until absorbed by 1st Reserve Cavalry Regiment in Ireland.