1915 ⟶ Invasion of Serbia

Serbia is invaded by Germany, Austria-Hungary, and Bulgaria.
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Year
1914
1915

🛡️ Serbia Mobilizes in Response to Ultimatum

Kingdom of Serbia mobilizes, expecting Austria to declare war after the refusal of the ultimatum.⟶
MobilizationSerbiaAustria-HungaryMilitaryWorld War IJuly CrisisMilitary ReadinessTensions
SerbiaSerbiaAustria-HungaryAustria-Hungary

💣 Austria-Hungary Declares War on Serbia

To my peoples. Austria-Hungary declares war on Serbia.⟶
Austria-Hungary Declares War on Serbia (1914)
Declaration of WarAustria-HungarySerbiaWorld War IJuly CrisisStart of WarBalkan Front
Austria-HungaryAustria-HungarySerbiaSerbia

🇷🇸 Invasion of Serbia

Serbia is invaded by Germany, Austria-Hungary, and Bulgaria.⟶
Invasion of Serbia (1915)
Eastern FrontSerbiaAustria-HungaryGermanyBulgariaInvasionWorld War I
SerbiaSerbiaGermanyGermanyAustria-HungaryAustria-HungaryBulgariaBulgaria

🇧🇬 Bulgaria Declares War on Serbia

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

🛡️ Morava Offensive

Morava Offensive, a phase of the Central Powers Invasion of Serbia, Bulgarians break through Serbian lines.⟶
Morava Offensive (1915)
Eastern FrontSerbiaBulgariaOffensiveWorld War IMilitary Operations
SerbiaSerbiaBulgariaBulgaria

⚔️ Ovche Pole Offensive

Ovche Pole Offensive, a phase of the Central Powers invasion of Serbia, Bulgarians break through Serbian lines.⟶
Eastern FrontSerbiaBulgariaOffensiveWorld War IMilitary Operations
SerbiaSerbiaBulgariaBulgaria