It took part in the Mesopotamian campaign and was disbanded shortly after the end of the war.

[1] The 35th Indian Brigade was formed in December 1915 and arrived in Mesopotamia in the same month.

[3] In May 1916, the brigade joined the newly formed 14th Indian Division.

It remained with the division for the rest of the war and took part in a large number of small actions: the Advance to the Hai and Capture of the Khudaira Bend (14 December 1916 – 19 January 1917), the Capture of the Hai Salient (25 January – 5 February 1917), the Capture of the Dahra Bend (9 – 16 February), the Capture of Sannaiyat (17 – 24 February), the Passage of the Tigris (23 – 24 February), the Passage of the Adhaim (18 April), the action of Adhaim (30 April), the Second Action of Jabal Hamrin (16 – 20 October), and the Third Action of Jabal Hamrin (3 – 6 December 1917).

[4] At the end of the war, the 14th Division was rapidly demobilized and the 35th Indian Brigade was broken up in February 1919.