Clarke interprets Parker's withdrawal signal at Copenhagen as giving Nelson cover if he needed to retreat. In this reading, the signal could protect a subordinate from the consequences of withdrawing after an unsuccessful attack. The short comparison arises from the discussion of Byng's execution and the pressures that punishment placed on later commanders.
Notable Point · 4:25:07-4:25:24
Parker's signal as protection for Nelson
Parker's withdrawal signal is interpreted as providing Nelson with cover if retreat became necessary.