What was a Duke of Brabant? or, An historical essay, with proofs and illustrations on the sovereignty of that province, to facilitate the examination of the following questions: I. What were the powers of a Duke of Brabant? II. Whether the states of Brabant, in the time of the Dukes, did not represent the nation with respect to the exercise of sovereignty? III. Why do the present states of Brabant represent less legally the Brabantine people with respect to the exercise of the sovereign power? Translated from the original, published at the Hague.