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Declarations of War
(276 words)

Declarations of War


July 28 Austria-Hungary on Serbia

August 1 Germany on Russia

August 2 German invasion of Luxembourg1

August 3 Germany on France

August 4 German invasion of Belgium*

August 4 Great Britain enters the war*

August 6 Serbia on Germany

August 6 Austria-Hungary on Russia

August 7 Montenegro on Austria-Hungary

August 11 France on Austria-Hungary

August 12 Great Britain on Austria-Hungary

August 12 Montenegro on Germany

August 23 Japan on Germany

August 23 Austria-Hungary on Japan

August 28 Austria-Hungary on Belgium

October 15 Montenegro on Bulgaria

October 29 the …

Cite this page
Pöhlmann, Markus, “Declarations of War”, in: Brill’s Digital Library of World War I. Consulted online on 27 February 2024 <>
First published online: 2015

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