28/06/1914 : (1) Assassination of Archduke of Austria-Hungary Franz Ferdinand
28/07/1914 : (2) General mobilization in Russia
1/08/1914 : (3) General mobilization in France
3/08/1914 : (4) Germany declares war on France
4/08/1914 : (5) The United Kingdom declares war on Germany
19-24/08/1914 : (6) Battle of the Frontiers
26-30/08/1914 : (7) Battle of Tannenberg
6-7/09/1914 : (8) First Battle of the Marne
1/11/1914 : (9) Russia declares war on the Ottoman Empire.
22/04/1914 : (10) Germany first uses the poison gas
23/05/1915 : (11) Italy declares war on Austria-Hungary
7/06/1916 : (12) The Arab Revolt begins
1/07/1916 : (13) The Battle of the Somme begins
8-15/03/1917 : (14) Czar Nicholas II abdicates in Russia. A provisional government is appointed
6/04/1917 : (15) The United States of America declares war on Germany
5-6/11/1917 : (16) The October Revolution begins in Russia. The Bolsheviks seize power
9/12/1917 : (17) Battle of Jerusalem. The British enter the city
15/12/1917 : (18) Russia signs an armistice with Germany
21/03/1918 : (19) Spring Offensive
15/07/1918 : (20) Champagne-Marne Offensive
9/11/1918 : (21) Kaiser William II abdicatesin Germany ; republic proclaimed
11/11/1918 : (22) Germany signs the Armistice
of Compiègne -
End of fighting at 11 a.m
Photos - AFP