Russian foreign Minister Alexander Izvolsky and Austro-Hungarian foreign minister Alois Aehrenthal meet at Buchlovice Castle in what is now the Czech Republic to discuss changes to 1878 Treaty of Berlin
Austria-Hungary annexes Bosnia and Herzegovnia
Bulgaria declares independence from the Ottoman Empire.
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Events of the Balkan war and Bosnian crisis
The Great Powers finish making amendments to the Treaty of Berlin.
The King of Montenegro declares war on the Ottoman Empire and thus starts the First Balkan War
The First Balkan war is won by the Balkan nations against the Ottoman Empire
Bulgaria declares war on Serbia and Greece starting the Second Balkan War
The Second Balkan War is won by Bulgaria's former allies as well as the Ottoman Empire and Romania.