the British switch to an all or nothing armour scheme for their new battleships. Baden was then scuttled in Hurd Deep.

;Agamemnon and CenturionThe British pre-dreadnought battleship was converted to radio-control in 1920-1921 and used for assessments of the damage that could be caused by aircraft and various calibres of guns. She was replaced in the role by the battleship in 1926. This followed the work by