Why is october 29th, 1929 called black tuesday?

October 29th, 1929 is called Black Tuesday because it's the day that one of the worst stock market crashed.

Hope that helps. -UF aka Nadia

The second , larger puritan colony of massachusetts bay was conceived as a "city upon a hill". but it also struggled with internal turmoil like the salem witch trials and external conflicts like king philip's (metacom's) war.