After Black Tuesday, who was affected by the stock market crash?

On October 29, 1929, Black Tuesday hit Wall Street as investors traded some 16 million shares on the New York Stock Exchange in a single day. Billions of dollars were lost, wiping out thousands of investors. In the aftermath of Black Tuesday, America and the rest of the industrialized world spiraled downward into the Great Depression (1929-39), the deepest and longest-lasting economic downturn in the history of the Western industrialized world up to that time.

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b. martin luther king jr. wrote and spoke "i have a dream"

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president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.