(1918) ... With the collapse of the French forces Germany is free to focus on aiding the Austro-Hungarian push into Italy, which had only recently entered the war on the Allied side. Romania and Serbia were fully overrun by Austro-Hungarian forces and were inducted into the empire as full provinces. The Serbian Army retreats into Italy for safety.
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1919 - Against better judgment and in the face of renewed warfare by the Germans accompanied by worse set peace terms the French government signs the Treaty of Mainz. Similar but less harsh terms are forced upon the Italians at a conference in Vienna; No foreign troops, equal trade, loss of the province of Veneto to Austria, and the limitation of arms and forces. However Italy grants all Serbian forces within her borders citizenship prior to the signing of the treaty allowing them to stay without violation. ...
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(1920s/30s)
Fascist governments are established first in Italy as the Serbian army in Italy supports the Fascists under Mussolini as their best chance at liberating Serbia.