 After operations with the Dover Patrol, she served in the Dardanelles Campaign in support of the Allied landings at Gallipoli.She participated in the Landing at Cape Helles on 25–26 April and supported ANZAC forces ashore over the course of the following month.In late May 1915, "Queen" was withdrawn to reinforce the Italian fleet at the southern end of the Adriatic Sea after Italy joined the war on the side of the Allies.