Communities with war industries experienced an immediate labor surplus when those industries closed down, and the large numbers of returning soldiers added to the unemployment problem.
Answer:
After the war ended, U.S. troops were demobilized and rapidly sent home. One unanticipated and unwanted effect of their return was the emergence of a new strain of influenza that medical professionals had never before encountered. Within months of the war’s end, over twenty million Americans fell ill from the flu
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