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Arthur Seyss-Inquart was appointed Chancellor of Austria after the Anschluss of Austria by Germany. The Anschluss was the annexation of Austria by Nazi Germany on 12 March 1938. Seyss-Inquart was a Nazi collaborator who had served as Minister of the Interior of Austria since 1937. He was instrumental in the Anschluss and was appointed Chancellor by Hitler on 13 March 1938.