1915 ⟶ France Declares War on Bulgaria

France declares war on Bulgaria.
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Year
1914
1915
1916

🇫🇷 France Declares War on Austria-Hungary

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

🇫🇷 France Declares War on Bulgaria

France declares war on Bulgaria.⟶
France Declares War on Bulgaria (1915)
World War IDeclaration of WarFranceBulgariaAllied PowersCentral Powers
FranceFranceBulgariaBulgaria

🇧🇬 Bulgaria Declares War on Serbia

Bulgaria declares war on Serbia (Details)⟶
Bulgaria Declares War on Serbia (1915)
Eastern FrontSerbiaBulgariaWorld War IDeclaration of WarConflict
SerbiaSerbiaBulgariaBulgaria

🇬🇧 United Kingdom Declares War on Bulgaria

The United Kingdom declares war on Bulgaria.⟶
United Kingdom Declares War on Bulgaria (1915)
World War IDeclaration of WarUnited KingdomBulgariaAllied PowersCentral Powers
United KingdomUnited KingdomBulgariaBulgaria

🇮🇹 Italy and Russia Declare War on Bulgaria

Italy and Russia declare war on Bulgaria.⟶
Italy and Russia Declare War on Bulgaria (1915)
World War IDeclaration of WarItalyRussiaBulgariaAllied PowersCentral Powers
ItalyItalyRussiaRussiaBulgariaBulgaria

🇧🇬 Bulgaria Declares War on Romania

Bulgaria declares war on Romania.⟶
Bulgaria Declares War on Romania (1916)
World War IEastern FrontBulgariaRomaniaWar DeclarationMilitary ConflictBalkansCentral Powers
RomaniaRomaniaBulgariaBulgaria