 A sejmik ( Polish pronunciation : [ ˈsɛjmʲik ] , diminutive of sejm , occasionally translated as a dietine ; Lithuanian : seimelis ) was the name of various local parliaments throughout the history of Poland . The first sejmiks were regional assemblies in the Kingdom of Poland , though they gained significantly more influence in the later era of the Polish – Lithuanian Commonwealth .
 nobody is allowed to enter the sejmik without the consent of the sejmik.
The sejmiks were the basis of the government in the Commonwealth. The sejmiks were composed of the deputies of the nobility and of the burghers . They were the supreme power in