Answer:
They were scared that the war would resume and didn't want to get their hopes up
Step-by-step explanation:
The world war 1 ended on the 11th of November 1918 although majority of the soldiers were happy and also the citizens were also happy that the war has ended, some soldiers refused to join in the euphoria of happiness at that point because the circumstances that led to the end of the war made them to be scared that the war would resume again.
The world war 1 was a war fought between the allied and the soviet union and it lasted from 1914 to 1918. America joined in the world war to help the allied forces fight against the soviet union.