 He had a cordial working relationship with First Lord of the Admiralty (and former Prime Minister) Arthur Balfour, but largely concerned himself with administrative matters and his prestige suffered when German destroyers appeared in the Channel, as a result of which he was replaced in December 1916.Born the son of Henry Jackson (linen manufacturer and bleacher) and Jane Jackson (née Tee) of Barnsley was educated in Chester and then at Stubbington House School near Fareham in Hampshire, Henry Bradwardine Jackson joined the Royal Navy as a cadet in the training ship HMS "Britannia" in 1868.He was made a midshipman in the armoured frigate HMS "Hector" in the Reserve Fleet in April 1870 before transferring to the corvette HMS "Cadmus" in December 1871.