Final answer:
The rumor that began circulating in Germany after the ceasefire was the 'stab-in-the-back theory,' claiming that democratic politicians had betrayed the military.
Step-by-step explanation:
The rumor that began circulating in Germany after the German government agreed to a ceasefire with the victorious allies on November 11th, rumor in Germany after the ceasefire in 1918 , was the 'stab-in-the-back theory.' This theory claimed that German democratic politicians had betrayed the military with the cease-fire agreement. It suggested that the military was not in a position to continue the war, especially with the continuous arrival of fresh U.S. troops. However, this theory was not factual, as the German military had actually reached its breaking point in 1918.
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