World War One - Timeline

Portrait of Archduke Franz Ferdinand, the heir to the throne of Austria-Hungary Archduke Franz Ferdinand, the heir to the throne of Austria-Hungary
Newspaper headline illustration "Great Britain declares war" Illustration of a newspaper with Britain declaring war as a headline
soldier in a trench Soldiers occupying a captured German trench. One man keeps sentry duty while his comrades rest. He is looking over the top of the trench using an improvised fire step cut into the back slope of the trench.
poster of Lord Kitchener and portrait of Lord Kitchener One of the most common uses of posters was to persuade men to join the army. This famous poster used the face of Lord Kitchener, who died when his ship hit a German mine.
Recruitment station at Trafalgar Square A man gives his name to an officer at a recruitment drive in Trafalgar Square
Colour Christmas postcard from the front line reads: "Well at the front. Just a line, dear one, to say, your solider lad is quite OK." Message from the front: A colour postcard, possibly produced to send Christmas greetings from the front line during World War One, circa 1918


  • 28 June - Archduke Franz Ferdinand assassinated


  • 28 July - Austria-Hungary declares war on Serbia
  • 1 August - Germany declares war on Russia
  • 3 August - Germany declares war on France
  • 4 August - Germany declares war on Belgium
  • 4 August - Britain declares war on Germany after Germany's invasion of neutral Belgium
  • 12 August - Britain declares war on Austria-Hungary


  • 1 August 1914 - Italy declares neutrality


  • 4 August 1914 - Australia enters the war with Britain


  • August - Defence of the Realm Act (DORA) is passed by Parliament


  • 29 October 1914 - Turkey enters the war


  • September or November - First trenches dug on the Western Front


  • Propaganda posters encouraging men to enlist begins to be displayed across Great Britain

Joining up

  • October - Millions of Britons rush to enlist, afraid it will be over by Christmas

Silent night

  • 25th December - Christmas Day truce on the Western Front

School Radio: WW1

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