| June 28th
|| Francis Ferdinand assassinated at Sarajevo
| July 5th
|| Kaiser William II promised German support for Austria against Serbia
| July 28th
|| Austria declared war on Serbia
| August 1st
|| Germany declared war on Russia
| August 3rd
|| Germany declared war on France and invaded Belgium. Germany had to implement the Schlieffen Plan.
| August 4th
|| Britain declared war on Germany
| August 23rd
|| The BEF started its retreat from Mons . Germany invaded France.
| August 26th
|| Russian army defeated at Tannenburg
and Masurian Lakes.
| September 6th
|| Battle of the Marne started
| October 18th
|| First Battle of Ypres
| October 29th
|| Turkey entered the war on Germany’s side. Trenchwarfare started to dominate the Western Front.
| December 16th
|| Bombardment of Hartlepool - see video below.