World War I

The Battles of the Frontiers

Period: 1914 to 1914

https://www.historyhit.com/facts-about-the-major-battles-of-world-war-one/

Assassination of Archduke Ferdinad

Period: Jun 28, 1914 to Jun 28, 1914

https://www.history.com/news/the-assassination-of-archduke-franz-ferdinand-100-years-ago

Austria-Hungary declares war on Serbia

Jul 28, 1914

https://www.history.com/this-day-in-history/austria-hungary-declares-war-on-serbia

Germany declares war on Russia

Aug 1, 1914

http://www.historyplace.com/worldhistory/firstworldwar/index-1914.html

U.S. declares neutrality

Aug 4, 1914

https://www.history.com/this-day-in-history/u-s-proclaims-neutrality-in-world-war-i

Japan declares war on Germany

Aug 23, 1914

https://www.history.com/this-day-in-history/japan-gives-ultimatum-to-germany

Battle of Tannenburg

Period: Aug 26, 1914 to Aug 30, 1914

https://www.history.com/this-day-in-history/battle-of-tannenberg-begins

The Battle of Verdun

Period: Feb 21, 1916 to Dec 18, 1914

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

The Battle of Jutland

May 31, 1916

https://www.history.com/topics/world-war-i/battle-of-jutland

Battle of the Somme

Jul 1, 1916

https://www.iwm.org.uk/history/10-significant-battles-of-the-first-world-war

U.S. enters WW1

Apr 6, 1917

https://www.history.com/this-day-in-history/u-s-enters-world-war-i

The Hundred Days of Offensive

Period: 1918 to 1918

https://www.theworldwar.org/learn/100days

Armistice Day

Nov 11, 1918

https://www.youtube.com/watch?v=2A6HQtPWatc

The Treaty of Versailes

Jun 28, 1919

https://www.history.com/topics/world-war-i/treaty-of-versailles-1