1. Leading to War
World War I

2. Archduke Franz Ferdinand is assassinated
Shot in Austria-Hungary by Serbian nationalists. A Serbian terrorist group called the Black Hand wanted to break free of Austria-Hungary and join with Serbia

3. Alliances lead to War
Austria-Hungary threatened to go to war with Serbia.
Russia comes to the aid of Serbia.
Russian troops prepare for war.
Germany then declares war on Russia because it has an alliance with Austria-Hungary.

4. Central Powers Germany Austria-Hungary Ottoman Empire Bulgaria
Kaiser Wilhelm II
Germany
Austria-Hungary
Ottoman Empire
Bulgaria
Mehmed V
Franz Joseph I

5. Allied Powers
France
Great Britain
Russia