At the outbreak of the war in the autumn of 1912 the Balkan States had observed all the conventions, disavowing designs of territorial aggrandizement and proclaiming their resolve merely to obtain guarantees for the better treatment of the Christian inhabitants of Macedonia; the powers, for their part, duly admonished the naughty children of south-eastern Europe to the effect that no alteration of the territorial status quo ante would under any circumstances be tolerated. During the negotiations in London, interrupted in January, and resumed in the spring of 1913 after the fall of Adrianople, it was soon made clear that in spite of all these magniloquent declarations nothing would be as it had been before. Throughout the winter Austria-Hungary had been mobilizing troops and massing them along the frontiers of Serbia and Montenegro, any increase in the size of which countries meant a crushing blow to the designs of the Germanic powers and the end to all the dreams embodied in the phrase ‘Drang nach Osten’ (’pushing eastwards’).
In the spring of 1913 Serbia and Montenegro, instead of being defeated by the brave Turks, as had been confidently predicted in Vienna and Berlin would be the case, found themselves in possession of the sandjak of Novi-Pazar, of northern and central Macedonia (including Old Serbia), and of the northern half of Albania. The presence of Serbian troops on the shore of the Adriatic was more than Austria could stand, and at the renewed conference of London it was decided that they must retire. In the interests of nationality,