The League of the Balkans was a quadruple alliance spearheaded by Eleftherios Venizelos and formed through a series of bilateral treaties concluded in 1912 between the Eastern Orthodox kingdoms of Gre
The Bosnian Crisis of 1908 altered the balance of power in the Balkans and precipitated events that would lead to the formation of the Balkan League. Cover of the French periodical Le Petit Journal.
The Balkans at the time of the formation of the Balkan League, before the Balkan Wars.
Military alliance poster, 1912.
The First Balkan War lasted from October 1912 to May 1913 and involved actions of the Balkan League against the Ottoman Empire. The Balkan states' combined armies overcame the initially numerically in
Balkan League
…against the Ottoman Empire. Serbia then signed a mutual alliance with Montenegro, and Bulgaria did the same with Greece. The League was victorious in the First Balkan War which broke out in October 1912, where it successfully seized control of almost all European Ottoman territories. After the victory, however, unresolved…
Clockwise from top right: Serbian forces entering the town of Mitrovica; Ottoman troops at the Battle of Kumanovo; Meeting of the Greek king George I and the Bulgarian tsar Ferdinand I in Thessaloniki; Bulgarian heavy artillery
Greek artillerymen with 75 mm field gun
The armored cruiser Georgios Averof, flagship of the Greek fleet. She was the most modern warship involved in the conflict and played a crucial role in operations in the Aegean.
Ottoman troops during the Balkan Wars