So you see, There are many causes of The Great Depression.
One cause of the Great Depression was: The Stock Market Crash
Banking panics and monetary contraction was another cause
Third: the gold standard. This is an event in history that helped cause the Great Depression. The Gold Standard is:the system by which the value of a currency was defined in terms of gold, for which the currency could be exchanged. The gold standard was generally abandoned in the Depression of the 1930s.
Also,Decreased international lending and tariffs was part of the Great Depression
. Then the Smoot-Hawley Tariff. This is the act that raised import duties to protect American businesses. As well as farmers, adding considerable strain to the international economic climate of the Great Depression.
And Finally: The Dust Bowl. The Dust Bowl is basically a major dust storm that killed crops.