The most significant factor that led to the Great Depression was in many people's opinions, the Stock Market Crash of 1929.
The Stock Market Crash meant that billions of dollars was lost when stock prices plummeted.
This meant that many were unable to pay back the loans they used in buying stocks, and banks didn't have money to pay their depositors because they had given them out as loans.
This created bank failures that impacted the economy in no small manner.
Find out more on the Stock Market Crash of 1929 at https://brainly.com/question/5144627.
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