World War 1

Assassination of Archduke Ferdinand

Jul 26, 1914

[Assassination of Archduke Ferdinand](years-agohttps://www.history.com/news/the-assassination-of-archduke-franz-ferdinand-100-)

Austria-Hungary declares war on Serbia

Jul 28, 1914

Austria-Hungary declares war on Serbia

Austria-Hungary declares war on Russia

Aug 6, 1914

[Austria-Hungary declares war on Russia]
https://www.loc.gov/rr/news/topics/ww1declarations.html

Austria-Hungary declares war on Japan.

Aug 25, 1914

[Austria-Hungary declares war on Japan]
https://www.loc.gov/rr/news/topics/ww1declarations.html

Battle of Tannenberg

Aug 26, 1914

[Battle of Tannenberg]
https://www.worldatlas.com/articles/major-battles-of-world-war-i-ww1.html

First Battle of Marne

Sep 6, 1914

[First Battle of Marne]
https://www.worldatlas.com/articles/major-battles-of-world-war-i-ww1.html

Battle of Gallipoli

Feb 19, 1915

[Battle of Gallipoli]
https://www.historylearningsite.co.uk/world-war-one/naval-warfare-and-world-war-one/the-battle-of-jutland/

Battle of Verdun

Feb 26, 1916

[Battle of Verdun]
https://www.britannica.com/event/Battle-of-Verdun

Battle of Jutland

May 31, 1916

[Battle of Jutland]
https://www.iwm.org.uk/history/a-guide-to-british-ships-at-the-battle-of-jutland

Armistice day

Nov 11, 1918

[Armistice Day]
https://en.wikipedia.org/wiki/Armistice_Day

Treaty of Versailles

Jun 19, 1919

[Treaty of Versailles]
https://www.quora.com/What-was-the-Treaty-of-Versailles