world war 1 timeline.

Jun 28, 1914

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Archduke Ferdinand
Jun 28, 1914

Austria-Hungary declares war on Serbia

Austria-Hungary declares war on Serbia
Aug 1, 1914

Germany declares war on Russia.

Germany declares war on Russia
Aug 4, 1914

The United Kingdom declares war on Germany, after Germany invades Belgium

The United Kingdom declares war on Germany, after Germany invades Belgium
Aug 4, 1914

World War I Begins

[ World War I Begins](ttps://www.telegraph.co.uk/history/world-war-one/11006820/World-War-One-how-the-events-of-August-4-1914-unfolded.html)
Period: Sep 6, 1914 to Sep 10, 1914

First Battle of the Marne

First Battle of the Marne
May 7, 1915

Lusitania Sinks

Lusitania Sinks
Period: Feb 21, 1916 to Dec 15, 1916

Battle of Verdun

Battle of Verdun
Period: Jul 1, 1916 to Nov 18, 1916

Battle of the Somme

Battle of the Somme
Sep 15, 1916

First tanks

First tanks
Period: Jul 31, 1917 to Nov 10, 1917

Battle of Passchendaele

[Battle of Passchendaele](ttps://nationalpost.com/news/the-worst-place-on-earth-images-from-the-battle-of-passchendaele)
Period: Jul 15, 1918 to Aug 6, 1918

Second Battle of the Marne

Second Battle of the Marne
Nov 11, 1918

Armistice Day

Armistice Day
Period: Jun 28, 1919 to Jan 21, 1920

Treaty of Versailles

[Treaty of Versailies]

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