 Shortly after the war began, the ship searched unsuccessfully for the German East Asia Squadron and was transferred to the Grand Fleet at the end of 1914.During the rest of the war "Minotaur" served as the flagship of the 7th and 2nd Cruiser Squadrons and spent most of her time assigned to the Northern Patrol.In mid-1916 she participated in the Battle of Jutland but did not fire her weapons during the battle.