1917 ⟶ United States Declares War on Austria-Hungary

The United States declares war on Austria-Hungary.
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Year
1914
1916
1917

💥 Austria-Hungary Declares War on Russia

Austria-Hungary declares war on Russia.⟶
Austria-Hungary Declares War on Russia (1914)
Declaration of WarWorld War IEastern FrontAustria-HungaryRussiaDiplomacyAlliancesMilitary Action
Austria-HungaryAustria-HungaryRussiaRussia

🇫🇷 France Declares War on Austria-Hungary

France declares war on Austria-Hungary.⟶
World War IDeclaration of WarWestern FrontFranceAustria-HungaryAlliancesMilitary ActionDiplomacy
FranceFranceAustria-HungaryAustria-Hungary

🇬🇧 United Kingdom Declares War on Austria-Hungary

The United Kingdom declares war on Austria-Hungary.⟶
United Kingdom Declares War on Austria-Hungary (1914)
World War IDeclaration of WarWestern FrontUnited KingdomAustria-HungaryAlliancesMilitary ActionDiplomacy
United KingdomUnited KingdomAustria-HungaryAustria-Hungary

🇦🇹 Austria-Hungary Declares War on Portugal

Austria-Hungary declares war on Portugal.⟶
Austria-Hungary Declares War on Portugal (1916)
World War IAustria-HungaryPortugalDeclaration of WarEuropean FrontMilitary Alliances
Austria-HungaryAustria-HungaryPortugalPortugal

🇺🇸 United States Declares War on Austria-Hungary

The United States declares war on Austria-Hungary.⟶
United States Declares War on Austria-Hungary (1917)
PoliticsWar DeclarationWorld War IUnited StatesAustria-HungaryAlliancesAmerican Involvement
United StatesUnited StatesAustria-HungaryAustria-Hungary

🇵🇦 Panama Declares War on Austria-Hungary

Panama declares war on Austria-Hungary.⟶
Panama Declares War on Austria-Hungary (1917)
PoliticsWar DeclarationWorld War IPanamaAustria-HungaryAlliancesAmerican Involvement
PanamaPanamaAustria-HungaryAustria-Hungary