Dual Alliance (1879)
ALLIANCE BETWEEN GERMANY AND AUSTRIA-HUNGARY
Zweibund; German-Austrian treaty; Dual Alliance, 1879
The Dual Alliance (, ) was a defensive alliance between Germany and Austria-Hungary, which was created by treaty on October 7, 1879, as part of Germany's Otto von Bismarck's system of alliances to prevent or limit war.Rene Albrecht Carrie, A Diplomatic History of Europe Since the Congress of Vienna (1958) pp 177–79.