Question

great depression ;
How many people were unemployed at its peak (and what year was that)?

Answer 1

This should help you
https://en.wikipedia.org/wiki/Great_Depression

Look at the graph and chart

Answer 2

"In 1932, however, with the country mired in the depths of the Great Depression and some 13-15 million people (or more than 20 percent of the U.S. population at the time) unemployed,"

Answer 3

thanks.