WWI

Events

Trench Warfare

1914 - 1918

Armenian Genocide

April 24, 1914 - 1917

Assassination of Franz Ferdinand

June 28, 1914

Germany Issues "Blank Check" to Austria

July 5, 1914

Serbian Ultimatum

July 23, 1914

Austria Declares War on Serbia

July 28, 1914

Austria-Hungary declares war on Serbia

July 28, 1914

Germany declares war on Russia

August 1, 1914

The World Erupts War

August 1, 1914 - August 29, 1914

Schlieffen Plan

August 3, 1914

Britain declares war on Germany

August 4, 1914

First Battle of Ypres

October 1914 - November 1914

Poison Gas first used (Second Battle of Ypres

April 22, 1915 - May 15, 1915

Gallipoli

April 25, 1915 - January 9, 1916

The Lusitania is sunk by German U-boat

May 7, 1915

Battle of Verdun

February 21, 1916 - December 18, 1916

Battle of the Somme

June 24, 1916 - November 18, 1916

Tanks Were Introduced By Great Britain at Somme

September 15, 1916

Germany Resumes Unrestricted Submarine Warfare

February 1, 1917

Zimmerman Telegram

March 1, 1917

Russian Revolution

March 1917 - November 1917

USA declare war on Germany

April 6, 1917

Total War Becomes a Reality

May 25, 1917

Third Battle of Ypres

July 31, 1917 - November 10, 1917

Influenza Epidemic

1918 - 1919

Wilson's 14 Points

January 8 1918

Treaty of Brest-Litovsk

March 3, 1918

Armistice

November 11 1918

Paris Peace Conference

January 4, 1919 - March 15, 1919

Treaty of Versailles

June 28, 1919

League of Nations Established

June 28, 1919