chuDegh was a star with an associated star system located somewhere in the galaxy's Alpha or Beta Quadrants, in 23rd century Klingon Empire space, near the border with the Romulan Star Empire.
History and specifics[]
In the year 2270, a series of large skirmishes between the Klingons and the Romulans broke out along the Romulan border, near the chuDegh system. The opening moments of these conflicts came to be known as the chuDegh Offensive. (TOS video game: Klingon Academy)