Which tariff, passed in 1930, raised rates to an all-time high, further deepening the worldwide depression?

 The Smoot-Hawley Tariff Act raised the United States’s already high tariff rates. In 1922 Congress had enacted the Fordney-McCumber Act, which was among the most punitive protectionist tariffs passed in the country’s history, raising the average import tax to some 40 percent.

Explanation:

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