Austria was re-established as a sovereign state in Europe.
Austria . During the 17th and 18th centuries , Austria retained its position as one of the great powers of Europe and , in response to the coronation of Napoleon as the Emperor of the French , the Austrian Empire was officially proclaimed in 1804 . In 1867 , the empire was reformed into Austria-Hungary . In 1955 , the Austrian State Treaty re-established Austria as a sovereign state , ending the occupation .