A hot line to say when war would be called. I hope this helps! :D
Answer:
When the United States entered World War II, it affected the lives of Americans in many ways. People were asked to conserve resources, such as food, oil, and gas. The government also encouraged people to purchase war bonds to help the country financially during the war. More and more women started working in all industries during the war.
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It was where many Asian immigrants opposed reform efforts