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Period: to
Assassination of Archduke Franz-Ferdenand
Archduke Franz-Ferdenand is assassinated by Serbian Extremist Gavrilo Princip. Gavrilo is tried and executed for the crime. This sparks Austria-Hungary into war with the Serbs. -
Russia Mobilizes
Austria-Hungary Declares war on Serbia and Russia Mobilizes. Germany warns Russia to cease mobilization, but Russia replies that mobilization is against Austria-Hungary only. -
Germany Invades Luxembourg
Germany invades Luxembourg with assistance of Austria-hungary. This will be the first military action on the western front. -
First Shot Fired by Allies
Shots fired by the Allies. Montenegro declares war on Austria-Hungary and the Ottoman Empire closes the Dardenelles. -
Serbia is invaded by Germany and Austria-Hungary
Serbia invaded, by this time, many countries at war with the Central Powers -
The War Ends
First Meeting of the League of Nation is in progress. This is the day that the war is officially over.