10th century
The 10th century was defined by the calendar of Earth as occurring from the year 901 through the year 1000.

Events 
 Sung Dynasty in China begins. ()

Appendices

Background information 
 According to Star Trek: Star Charts (p. 55), Klingons discovered warp drive in 930 AD. However, according to canon accounts, they became warp-capable some time after 1947. ()

Apocrypha 
 935-938 – Romulan Civil War. (LUG: "The Way of D'era" vol. I p. 14 & 18; LUG: "" p. 28)
 938 – Founding of the Romulan Senate and organization of the Romulan Star Empire under the leadership of the Emperor Valkis. (LUG: "The Way of D'era" vol. I p. 14 & 18; LUG: "" p. 28 ; Decipher: "" p. 211)

External links