Because of the Hawley Smoot Tariff, all trade decreased, which in turn worsened .

O Prohibition
O World War I
O World War II
O the Great Depression

The Great Depression

Explanation:

The Hawley Smoot Tariff was passed on June 17, 1930. It was also known as  United States Tariff Act of 1930. It was passed to shield American businesses and producers, having a detrimental effect on the global economic situation during the Great Depression.

This act increased the Tariff rates in the United states which were already very high in the first place. This increased in tariffs worsened the effects of the Great depression.

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