World War 1

Western Front

Period: 1914 to 1918

Western Front

Assassination of the Archduke Ferdinand

Jun 28, 1914

Assassination of the Archduke Ferdinand

Declaration of War, Austria-Hungary

Period: Jul 28, 1914 to Nov 11, 1918

Declaration of War, Austria-Hungary

First Battle of the Marne

Period: Sep 6, 1914 to Sep 10, 1914

First Battle of the Marne

Lusitania Sink

May 7, 1915

Lusitania Sink

Battle of The Somme

Period: Jul 1, 1916 to Nov 18, 1916

Battle of The Somme

First Tanks(WW1)

Sep 15, 1916

First Tanks

Declaration of War, U.S.

Apr 6, 1917

Declaration of War, U.S)

Battle of Arras

Period: Apr 9, 1917 to May 16, 1917

Battle of Arras

Battle of Messines

Period: Jun 7, 1917 to Jun 14, 1917

Battle of Messines

Battle of Amiens

Period: Aug 8, 1918 to Aug 11, 1918

Battle of Amiens

Treaty of Versailles

Jun 28, 1919

[Treaty of Versailles](

Armistice Day

Nov 11, 1919

Armistice Day

Declaration of war, Germany

Period: Dec 11, 1941 to Oct 24, 1951

Declaration of war,Germany