What type of gesture does Minority languages of Austria and Austrian State Treaty have in common?
Austrian State Treaty The Austrian State Treaty (German:    ) or Austrian Independence Treaty re-established Austria as a sovereign state. It was signed on 15 May 1955 in Vienna, at the Schloss Belvedere among the Allied occupying powers (France, the United Kingdom, the United States, and the Soviet Union) and the Austrian government. It officially came into force on 27 July 1955.
Austrian German Austrian German (German: "Österreichisches Deutsch" ), Austrian Standard German, Standard Austrian German (German: "Österreichisches Standarddeutsch" ) or Austrian High German (German: "Österreichisches Hochdeutsch" ), is the variety of Standard German written and spoken in Austria. It has the highest sociolinguistic prestige locally, as it is the variation used in the media and for other formal situations.