Prime Timeline
   | Year | Event | 
   | 2165 | 
         ● [1]
         Planet Deneva is colonised by the Federation. It is held by many to be one of the most beautiful planets in the galaxy. [1]
      
 | 
   | 2265 | 
         ● [2]
         The civilisation on Ingraham B is destroyed by a wave of mass insanity. Although not known at the time, the insanity was the result of an invasion of the planet by Denevian neural parasites. [1]
 | 
   | 2267 | 
         ● [1]
         The Enterprise discovers that the Federation planet Deneva has been infested with a species of neural parasites. The ship's science departments are able to discover a method of destroying the creatures, and the infestation is removed. Captain Kirk's brother, George, is killed by the creatures. [1]
      
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Colour key
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References