The Great Depression lasted longer why?!
Taken from SEC Historical This, I did not know. The Tariff Act raised tariffs on imported goods, with the intent of protecting American production. President Hoover signed the legislation against his own preference for international cooperation and in spite of opposition from economists and industrialists. The result: Foreign trading partners retaliated with higher tariffs. American trade plummeted by half, contributing to the depth and length of the global Depression.