Burgenland lowest point (which is also the lowest point of Austria) at , is in the municipal area of Apetlon. Burgenland borders the Austrian state of Styria to the southwest, and the state of Lower Austria to the northwest. To the east it borders Hungary (Vas County and Győr-Moson-Sopron County). In the extreme north and south there are short borders with Slovakia (Bratislava Region) and Slovenia (Mura Statistical Region) respectively. Burgenland and Hungary share the Neusiedler See, a lake known for its reeds and shallowness, as well as its mild climate throughout the year. The Neusiedler See is Austria's largest lake,
States of the Weimar Republic occupied by the last state premier. The names of these new "Reichsgaue" were sometimes different and there were some differences in borders. The former states of Burgenland and Vorarlberg were dissolved. The "Reichsgaue" were as follows: Subsequently, additional "Reichsgaue" were added as Germany invaded more European territories before and during World War II. These included: After World War I, the Saar Basin was occupied and governed jointly by the United Kingdom and France from 1920 to 1935 under a League of Nations mandate. After a plebiscite was held in 1935, the region was returned to Germany. In accordance with the