Towns of shacks and tents built by homeless people during the depression were called:

Towns of shacks and tents built by homeless people during the depression were called Hoovervilles.
The towns which were built by homeless people at the time Great Depression in the United States is called hoovervilles. This was named after the name of President, Herbert Hoover who was 31st President of United States from 1929 to 1933. At that time democrats named many things on his name, like hoover leather, hoover blanket etc. 

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