-
Archduke Franz Ferdinand and Sophie were assassinated
1914 -
Austria-Hungary declares war on Serbia
1914 -
Germany declares war on Russia
1914 -
Germany declares war on France
1914 -
The first battle of the Marne begins
1914 -
Battle of Ypres begins
-
Germany declares a "war zone" around Great Britain
1915 -
The Dardanelles Campaign begins
1915 -
The Second Battle of Ypres begins
1915 -
Tsar Nicholas II takes personal control over Russia's armies.
1915 -
The Battle of Jutland
1916 -
The Battle of the Somme begins
1916 -
Russian Tsar Nicholas II abdicates
1917 -
The United States declares war on Germany
1917 -
Germany launches the Spring Offensive
1918