It was dissolved at the outbreak of World War I as its constituent batteries were posted to other formations.

Henceforth, batteries were designated in a single alphabetical sequence in order of seniority from date of formation.

[10] N Battery was at Secunderabad and on mobilization was assigned to the newly formed II Indian Brigade, RHA with 2nd Indian Cavalry Division (attached to 9th (Secunderabad) Cavalry Brigade) and sailed for the Western Front in November 1914.

[10] S Battery was at Bangalore and remained with the 9th (Secunderabad) Division until February 1915 when it departed for Mesopotamia.

[8] By October 1919, IX Brigade, RHA was reformed in the United Kingdom with[12] This new incarnation was short-lived, however.