The World of
the Habsburgs

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Pre-war
1914
Outbreak of the war
1915
1916
1917
1918
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Post-war
“Sixtus letter”, photograph, 1917

Copyright: ÖNB Bildarchiv und Grafiksammlung
Partner: Austrian National Library

Event

Emperor Karl makes secret contact with the Entente powers

In January 1917 Emperor Karl made confidential inquiries about a peace treaty with the western Allies through the mediation of his brother-in-law Prince Sixtus von Bourbon-Parma (“Sixtus letters”).

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