Burgenland Croats from German and Hungarian. Names are often written according to Hungarian orthography, due to the Magyarisation policies during the late 19th and early 20th centuries. Almost all Burgenland Croats are fluent in German. After the dissolution of the Austro-Hungarian monarchy in 1918, the area in which the Burgenland Croats lived was divided between Austria, Czechoslovakia and Hungary. After 1921, most of these areas became part of Austria, which established a new province of Burgenland, which later gave the Burgenland identifier to these Croats. In 1922, Austria founded the "Apostolic administration of Burgenland," and began to abolish bilingual schools, by introducing
Burgenland region. After the dissolution of the manors in the mid-20th century this group ceased to exist. In addition to Germans, Croats and Hungarians, Burgenland used to have substantial Roma and Jewish populations, wiped out by the Nazi regime. Before their deportation during 1938, the traditionally very religious Burgenland Jews were concentrated in the famous "Seven Communities" (Siebengemeinden/Sheva kehillot) in Eisenstadt, Mattersburg, Kittsee, Frauenkirchen, Kobersdorf, Lackenbach and Deutschkreutz, where they formed a substantial part of the population: e.g. in Lackenbach, 62% of the population was Jewish as of 1869. After the war, Jews from Burgenland founded the Jerusalem haredi neighbourhood of