The Draken system was an inhabited planetary system. The system consisted of the primary Draken and four planets, including Draken IV. This system, located near the Romulan Neutral Zone, was located in Sector 2158, a region of space in the Beta Quadrant.
In 2257, during the first Federation-Klingon War, this system was occupied by the Klingons. (DIS: "The War Without, The War Within")
In the 2360s, Draken IV was home to a Starfleet base. (TNG: "Face of the Enemy")
Background information 
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This system was only mentioned in dialogue.
A depiction of this system was seen in an okudagram seen on the bridge of the USS Enterprise-D in "Gambit, Part I". This graphic was put up for auction in 2018. [1]
Draken, the system's primary, was located in the Beta Quadrant on a star chart seen in the Star Trek: Discovery episode "The War Without, The War Within".
According to Star Trek: Star Charts (p. 45) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), in the distant past, about two thousand years ago, this system was a destination on the Debrune trade route.
