2399

2399 was the 99th year of the 24th century and the 10th year of the 2390s decade.
== Events ==
;Unspecified date
:After years of rising tensions, the Klingon-Gorn War begins with the Klingon Empire mounting an invasion of Gorn Hegemony space. The Federation Council condemns the invasion, leading Klingon J'mpok to withdraw from the .
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