Which American president was in power during the ‘Black Thursday’ Wall Street crash?

The Stock Market Crash of 1929

Herbert Hoover became president at a time of ongoing prosperity in the country. Americans hoped he would continue to lead the country through still more economic growth, and neither he nor the country was ready for the unraveling that followed.

When Herbert Hoover became President in 1929, people thought he would increase tariffs because he had promised to do this in the election campaign. This boosted trading in shares on the stock market , which pushed prices up further.