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http://www.cs.mcgill.ca/~rwest/link-suggestion/wpcd_2008-09_augmented/wp/a/Anschluss.htm
Austria ceased to exist as a fully independent nation until late 1945. A Provisional Austrian Government was set up on April 27, 1945 and was legally recognized by the Allies in the following months, but it was not until 1955 that Austria regained full sovereignty.