States of Austria states of Upper Austria and Lower Austria are essentially equivalent to what were since 1783/84 the two autonomous halves of the Archduchy of Austria, a principality which formed the empire's historic heartland. Salzburg is coterminous with the former Austro-Hungarian Duchy of Salzburg (the former Archbishopric). Similarly, the state of Carinthia descends from the Duchy of Carinthia, the state of Styria descends from the Duchy of Styria, and the state of Tyrol descends from the Princely County of Tyrol; these states had to cede territories to Italy and Yugoslavia when Austria emerged in its present form. Also, the state of Vorarlberg
Burgenland as a "Landtag" (representative assembly) and "Statthalter" (imperial governor). On 18 July 1922, the first elections for the parliament of Burgenland took place. Various interim arrangements were required due to the changeover from Hungarian to Austrian jurisdiction. The parliament decided in 1925 on Eisenstadt as the capital of Burgenland, and moved from the various provisional estates throughout the country to the newly built "Landhaus" in 1929. The first Austrian census in 1923 registered 285,600 people in Burgenland. The ethnic composition of the province had changed slightly: the percentage of Germans increased compared to 1910 (227,869 people, 80%) while the percentage