 Consequently, the regiment's designation was changed to 90th Punjabis, the latter part reflecting the new class composition of the regiment, which it had acquired in 1892.In 1910, the Burma Battalions were delocalized from Burma and in 1911, the regiment moved to Nasirabad in India, where it was stationed on the outbreak of First World War.During the First World War, the 90th Punjabis served in Mesopotamia, where they arrived in January 1915, as part of the 12th Indian Brigade.