Burgenland of Hungarians rapidly declined (14,931 people, 5%). This was due to the emigration of the Hungarian civil servants and intellectuals after the union with Austria. In 1923, emigration to the United States of America, which started in the late 19th century, reached its climax; in some places up to a quarter of the population went overseas. After the Nazi German "Anschluss" of Austria, the administrative unit of Burgenland was dissolved. Northern and central Burgenland joined the district of Niederdonau (Lower Danube) while southern Burgenland joined Steiermark (Styria). The policy of Germanization also affected other minorities, especially Burgenland Croats and Hungarians.
Vorarlberg are also spoken in Liechtenstein, Switzerland (as Swiss German), Baden-Württemberg, the south west of Bavaria and the Alsace region of France. The Vorarlberg dialect is further divided into a number of regional sub-dialects (e.g. that of the Montafon, the Bregenz Forest and Lustenau are some of the most distinct) which tend to differ considerably from each other. In fact even within these regions the dialects may vary from one town or village to the next. Traditional costumes ("Tracht") have a long history in Vorarlberg. Many valleys and villages have their own kind of garb, each with special characteristics from certain