World War 1: Causes By shey2516 Jan 1, 1815 Congress of Vienna Jan 1, 1870 Franco- Prussian War (left France angry) Jan 1, 1871 Strong nationalist movements and revolutions led to the unification of both Jan 1, 1879 Alliance System Jan 1, 1900 Germany and Italy were left as divided states. British Empire extended over five continents. France had control of large arreas of Africa Jan 1, 1900 British Empire extended over 5 continents Jan 1, 1904 Japan's defeat of Russia Jan 1, 1904 Great Britain gave France, Morocco Jan 1, 1905 The Schlieffen Plan Jan 1, 1908 Austria- Hungary took over the former Turkish province of Bosnia Jan 1, 1911 Second Moroccan Crisis Germans were again protesting because of the situation in Morocco. At the end France gave Germany a part of the Congo Jan 1, 1912 First Balkan War- Turkish vs. Balkans Jan 1, 1913 Attack each other Balkan states, Bulgaria vs. Serbia Jun 23, 1914 Archduke, Franz Ferdinand, is assasinated Jun 23, 1914 Francisco Ferdinand in Sarajevo was assassinated Jul 23, 1914 Austrian ultimatum to Serbia effectively requiring that they renounce their own sovereignty. Jul 28, 1914 The start of the war, Emperor Franz Joseph of Austria-Hungary declare war on Serbia Jul 28, 1914 Start of the war, Emperor Franz Joseph of Austria-Hungary declare war on Serbia. Jul 30, 1914 Austrian ultimatum to Serbia Aug 1, 1914 Germany demands that Russia demobilize. France authorizeed mobilization of her armed forces. Aug 2, 1914 Germany demands occupation of Belgium and free passage to attack France Aug 3, 1914 Great Britain warns Germany that will intervene military to protect Belgium neutrality. Aug 3, 1914 Germany declares war on France Aug 6, 1914 Austria-Hungary declares war on Russia Sep 14, 1914 Russia attacks Prussian territory and is badly defeated Oct 13, 1914 Russia attacks Prussian territory and is badly defeated