In May 1915, the brigade concentrated with its division in the St Albans area to prepare for overseas service. In mid-May, the East Anglian Division was numbered as 54th (East Anglian) Division and the brigade became 162nd (East Midland) Brigade. On 8 July it was warned for service at Gallipoli and between 28 and 30 July it departed Devonport (Beds and Northants battalions) and Liverpool (London battalions) for the Mediterranean. On the night of 10/11 August 1915 the brigade landed at Suvla with its division as part of IX Corps.