In the Balkan Peninsula, hundreds of thousands of German soldiers were attacking South Slavia. Although they had already captured Hungary and had Romania and Bulgaria as allies among the Balkan states,
the strength of South Slavia and Greece itself could rival that of Romania and Bulgaria, combined with British intervention, a quick victory seemed impossible.
Although it appeared that the Germans had the upper hand on these three battlefields, it was merely an advantage. For the Germans to resolve the war on any battlefield, they needed a considerable amount of time.
At this moment, what Germany lacked the most was time, which seemed to be an insoluble dilemma for them.
More importantly, while the German military appeared strong, they had already run out of adequate reserve military forces in the short term.
