World War 1

General

Shots in Sarajevo

6/28/1914

The Blank Check

7/5/1914

Russia mobilises military forces

7/29/1914

United Kingdom announces they will support France

7/31/1914

War declarations, etc.

Austria-Hungary declares war on Serbia

7/28/1914

German Kaiser urges Austria-Hungary to negotiate peace with Serbia

7/30/1914

Germany declares war on Russia

8/1/1914

Germany declares war on France

8/3/1914

United Kingdom enters the war

8/4/1914

Austria-Hungary declares war on Russia

8/6/1914

Japan declares war on Germany

8/13/1914

Turkey goes to war

10/29/1914

Italy declares war on Austria-Hungary

5/23/1915

USA declares war on Germany

4/6/1917

Russia officially leave war

3/3/1918

Agreements, treaties, etc.

Armistice

11/11/1918

Treaty of Versailles

6/28/1919

Treaty of Saint-Germain-en-Laye

9/10/1919

Treaty of Neuilly-sur-Seine

11/27/1919

Treaty of Trianon

6/4/1920

Treaty of Sèvres

8/10/1920

Significant battles

Germany invades Belgium

8/4/1914

... as a part of the Schlieffen Plan. This plan was created in 1905.

Battle of Tannenberg

8/23/1914 - 8/30/1914

First Battle of Marne

9/5/1914 - 9/12/1914

Schlieffen Plan was stopped by the Allies.

First Battle of Ypres

10/19/1914 - 11/22/1914

Second Battle of Ypres

4/22/1915 - 5/25/1915

First time Germany used poison gas.

Battle of Verdun

2/21/1916 - 12/18/1916

Battle of Jutland

5/31/1916

Battle of Somme

7/1/1916 - 11/18/1916

Unrestricted Submarine Warfare

1/1917 - 11/11/1918

Nivelle Offensive

4/16/1917 - 5/9/1917

First use of tanks in warfare.

Third Battle of Ypres

7/31/1917 - 11/6/1917

Hindenburg Line broken

9/18/1917