Final answer:
During World War II, Americans were encouraged to contribute to the war effort by growing their own food through victory gardens.
Step-by-step explanation:
During World War II, posters were created to encourage Americans to contribute to the war effort by growing their own food. This was done to ensure a steady food supply for the soldiers and civilians, as resources were being redirected towards the war. The posters aimed to promote the idea of victory gardens, where people would cultivate their own fruits and vegetables to reduce dependence on commercially grown produce.
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