The article explores the role and functions of postcards in Austria-Hungary at the turn of the 19th and 20th centuries. The content of visual messages of «German-national» postcards, their socio-cultural existence and associated practices, and the reaction of users to them are studied. The German national symbols used in postcards (Germany, German Michel, Archangel Michael, Bismarck, German Oak, etc.), as well as their instrumentalization in the national struggle, in particular against the language laws of Badeni, 1897, are analyzed. The role of nationalist organizations in the publication, distribution and propaganda use of postcards is revealed. The problem of cooperation between the Völkisch organizations of Austria-Hungary and Ge...