September 30, 2021
For educational institutions
⟶ Updated 27 Oct 2017 ⟶
List of edits
Austria declared war on Serbia
Germany declared war on Russia
Germany declared war on France and invaded Belgium. (WW1 begins)
Britain declared war on Germany
Germany invaded France.
Battle of the Marne started
Turkey entered the war on Germany’s side.
Germany declares a "war zone" around Great Britain
The Battle of Gallipoli begins.
The Battle of Verdun begins - longest and was one of the bloodiest.
The Battle of Jutland, the major naval battle of the war, begins
The Battle of the Somme begins. (tanks introduced to war)
The United States declares war on Germany.
Russia signs the Treaty of Brest Litovsk, which is a peace treaty between Russia and the Central Powers
The Second Battle of the Marne begins.
The Treaty of Versailles officially ends WWI.
Franz Ferdinand assassinated
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