Answer:Superior manpower of the allies. In the final stages of the war, Germany's manpower was dwindling. ...
Extensive resources of the Allies. The Central Powers had taken on too much. ...
Allied control of the seas. ...
Failure of the last German offensive. ...
Surrender of Germany's allies.
Step-by-step explanation:
It took place around Cer Mountain and several surrounding villages, as well as the town of Šabac. The battle was the first Allied victory over the Central Powers in the First World War. A map depicting the initial Austro-Hungarian invasion of Serbia, August 1914.