 He continued to consolidate the castle and the feudal domain of Hunedoara.The castle of Hunedoara became one of the biggest in the medieval world, standing as a witness to the greatness of his family of noble warriors and statesmen, in an era of war and despair for the region, as the Ottoman Empire approached Central Europe.In the times of Hunyadi rule, Hunedoara became a market (opidum) for iron.