 That same day , Empress of India recommissioned in reserve at Devonport and relieved the battleship Barfleur as flagship of the new Fleet in Commission in Reserve at Home . In July 1905 she participated in Reserve Fleet manoeuvres . In September 1905 , the protected cruiser Aeolus relieved her of her duties , but she recommissioned on 31 October 1905 with a new nucleus crew to resume her Reserve Fleet duties . She then underwent a refit that lasted into 1906 . Empress of India collided with the submarine A10 in Plymouth Sound on 30 April 1906 . 
