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Dual monarchy - Wikipedia
Austria-Hungary - Wikipedia
The Dual Monarchy: two states in a single empire
Hungary - Dual Monarchy, Austro-Hungarian Empire, WWI
Austria-Hungary | History, Definition, Map, & Facts | Britannica
Austria - Habsburg Empire, Dual Monarchy, WWI | Britannica
Dual monarchy - Wikiwand
Austria-Hungary - Wikiwand
Government of Austria-Hungary - Wikipedia
Dual Monarchy of Austria-Hungary | History, Compromise