Premyslids (Premyslid Bohemia)

Premyslids are house which ruled Bohemia since 9th Century and are supposed to come from ancient ancestor Premysl the Ploughman, first known Premyslid was Borivoj I and first king was Vratislaus II, his grandon Vladislaus II was king to and his son Premysl Otakar I got inheritable crown. Premysl's great-great-grandson Wenceslaus III was last king and first emperor. From 1315 to 1326 empire went into regentcy of Henry of Carinthia and Conrad of Bolštejn. Some of kings were dukes also, Borivoj III was duke of Pilsen and Vladislaus III was duke of Warsaw.