By forming the first country under the rule of Časlav Klonimirović, with the centre in the old town of Ras, all these areas belong to Serbian territory by conquest. By strengthening of the coastal Duklja and the noble family of Vojislavljević, in the beginning of the 11th century, they took power from Vlastimirovic dynasty, and soon after that, in 1077, Prince Mihailo Vojislavljević got the crown from the Pope and proclaimed the Kingdom of Duklja, with the centre in the city of Bar.