His advisers were important because they came from different backgrounds and supported different ideologies. The consequences were that he could hear various opinions and choose what he thought was best, which resulted in the New Deal which was a program that helped the country provide relief and recovery for victims of the Depression and help economy establish itself once again.
An ethnic genocide, for one.
This means that a certain ethnic group was basically wiped out in that country/state. In the Holocaust, it was the Jews.
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