World War 1

Assassination of Archduke Ferdinand

Jun 28, 1914

Archduke Ferdinand

Germany declares war on Russia

Aug 1, 1914

Germany declares War against Russia

Great Britain declares war on Germany

Aug 1, 1914

Great Britain declares war

Austria-Hungary declares war on Serbia

Aug 6, 1914

Austria-Hungary declares War

First Battle of the Mane

Sep 6, 1914

First Battle of the Marne

First Battle of Ypres

Oct 19, 1914

First Battle of Ypres

Submarines Back

Feb 1, 1915

Submarines Back

German Fire

Apr 22, 1915

German Fire

Lusitania Sinks

May 7, 1915

Lusitania Sinks

Battle of the Somme

Jul 1, 1916

[The Battle of Somme][https://www.history.com/topics/world-war-i/battle-of-the-somme]

Battle of the Vimy Ridge

Apr 9, 1917

Battle of Vimy Ridge

Battle of the Passchendaele

Jul 31, 1917

Battle of Passchendaele

Armistice Day

Nov 11, 1918

Armistice Day

Treaty of Versailles

Jun 28, 1919

[Signing of the Treaty of Versailles (https://www.history.com/topics/world-war-i/treaty-of-versailles-1)