<P> By the end of 1941 , before American entry into the war , defense spending and military mobilization had started one of the greatest booms in American history thus ending the last traces of unemployment . </P>
<P> By the end of 1941 , before American entry into the war , defense spending and military mobilization had started one of the greatest booms in American history thus ending the last traces of unemployment . </P>
what helped the us out of the great depression
what helped the us out of the great depression
defense spending and military mobilization
defense spending and military mobilization