The international agreement signed on May 15, 1955 between Austria and the Allies, as well as the declaration of perpetual neutrality, gave Austria independence.

An excerpt from the article 31 facts about Austria

Austria, located between countries separated by the "Iron Curtain", has become a gateway connecting the East with the West. It became a place where political refugees arrived after the uprising in Hungary in 1956 and after the "Prague Spring" in 1968.