Burgenland Croatian have influenced each other. The first Prekmurje Slovene works (for example, the Old Hymnal of Martjanci) was applied to the Burgenland Croatian books. A few of those that wrote in Prekmurje Slovene were of Burgenland Croatian descent (for example Jakab Szabár) and also Burgenland Croatian (József Ficzkó). After the dissolution of the Austro-Hungarian monarchy in 1918 the areas in which Burgenland Croats lived were divided between Austria, Czechoslovakia and Hungary. After 1921 most of these areas became part of Austria, which established a new province of Burgenland, after which the Croatian minority was named. In 1922 Austria founded the "Apostolic
Vorarlberg Rhine Valley areas of Bregenz and Dornbirn, live about 180,000 people, around half the population of Vorarlberg. The "green lung" of this region is the Vorarlberg Ried, which is on the border with Switzerland and is surrounded by the settlements of Vorarlberg on three sides. Geographically the Lower Rhine Valley also includes the municipality of Altach. Due to its historical links with the municipality of Götzis and membership of the district of Feldkirch, Altach is often considered part of the Oberland. Vorarlberg Rhine Valley The Vorarlberg Rhine Valley (), also called the Vorarlberg Oberland and Unterland, is a section of the Alpine