Find all the key information about World War 1 as fast as possible in the quick reference section.
28 June 1914: The Archduke of Austria-Hungary (Francis Ferdinand) is assassinated.
28 July 1914: Austrian declaration of war on Serbia follows the assassination.
1 August 1914: German declaration of war on Russia.
35 million- the total number of deaths in World War 1.
250,000- the number of British soldiers to suffer an amputation as a result of the conflict.
A colour picture showing soldiers from the German army with a field gun. The picture was taken in 1914.