The concept of slavery was not new to Africa or Europe. Both had versions of it throughout their history, How were the Atlantic slave trade and American slavery different than previous versions of slavery on other continents

the main reason that the constitution did not proclaim all men to be free and equal is because of the issue of slavery.

your answer is 1930's

explanation

this is just around the time the great depression was starting and putting the us ecnomy into ecnomic failure causing the goverment to take a much larger rule to try and pieace it back together