Dynasty

A Dynasty was a sequence of rulers belonging to the same family, a phenomenon found in many cultures. Historians tended to use dynasties as conveniently pre-defined eras.

The Great Wall of China on Earth was partially built by one dynasty, and then reinforced by the Qin dynasty. 

List of notable dynasties

 * Kurlan Third Dynasty
 * Kurlan Fifth Dynasty
 * Klingon Second Dynasty
 * Klingon Third Dynasty
 * Kyrian Dynasty
 * Zanxthkolt Dynasty (Klingon)
 * Ibix Dynasty (Xindi-Aquatic)
 * Sovereign Dynasty of Krios Prime (Kriosian)
 * Seventh Dynasty (Kanda IV)
 * Sung Dynasty (Human)
 * Qin dynasty (Human)
 * Nineteenth Dynasty (Verathan)