History of Austria wanting to annex the country to the German Third Reich, resulting in the assassination of Chancellor Engelbert Dollfuss. While the coup failed, Adolf Hitler succeeded in annexing Austria on 12 March 1938 as "Ostmark", until 1945. Austria was partitioned after the Second World War and then in 1955 became the independent sovereign state (Second Republic) that has existed to the present day. In 1995, Austria joined the European Union. The modern state of Austria is considered to have three geographic zones. The biggest third consists of the Alps, which covers 62.8% of the country's landmass. In the north, across the
Austria rapid collapse of the Reich. Karl Renner and Adolf Schärf (Socialist Party of Austria [Social Democrats and Revolutionary Socialists]), Leopold Kunschak (Austria's People's Party [former Christian Social People's Party]), and Johann Koplenig (Communist Party of Austria) declared Austria's secession from the Third Reich by the Declaration of Independence on 27 April 1945 and set up a provisional government in Vienna under state Chancellor Renner the same day, with the approval of the victorious Red Army and backed by Joseph Stalin. (The date is officially named the birthday of the second republic.) At the end of April, most of western and