LTReikšminiai žodžiai: Lietuvos Didžioji Kunigaikštija; Mindaugas; Žemė; Karalystė; Valdovas; Karalius; Didysis kunigaikštis. Keywords: Grand Duchy of Lithuania; Mindaugas; Land; Kingdom; Ruler; King; Grand duke.Reikšminiai žodžiai: Lietuvos Didžioji Kunigaikštystė (LDK; Grand Duchy of Lithuania; GDL); 13 amžius; Mindaugas; Valdovai; Valstybė; Žemė; Suverenas; Karalius; Valdžia; Tradicija; 13th century; State; Rulers; Land; Sovereign; King; Power; Tradition.
ENThe article deals with the terminology that can characterize the image of the ruler and the state in the epoch of Mindaugas` reign. The controversial character of the problem is pointed out. The necessity of the complex methodological approach to the investigation is highlighted. The terms found in the narrative sources relating Mindaugas and his state are analyzed. The synthesis of traditions of the ideas of the power and of the state as well as their unfixed character in the early Grand Duchy of Lithuania is shown. [From the publication]