Age: 53
Sex: male
Crime: unknown
Date Of Execution: 14 Mar 1757
Crime Location: Battle of Minorca
Execution Place: HMS Monarch, Solent
Method: shot
Executioner: unknown
Source: http://en.wikipedia.org/wiki/John_Byng
John Byng became the only British admiral executed, by firing squad by the Royal Navy. His crime was to have failed to "do his utmost" at the Battle of Minorca during the Seven Years War.