It doesn't have a definition it's a phrase president Thomas Jefferson used in his first inaugural address in 1801 calling for a cautious, isolationist foreign policy
Both men were nationalist leaders who supported Pan-Africanism.
Earl Warren's court help secure equality for citizens of the United States by expanding civil rights, civil liberties and the power of the judiciary in a dramatic manner. The court for instance found segregation in public schools to be a violation of the 14th amendment and declared it unconstitutional
They had no education and could not read or write as a result of the Slave Codes.
Job opportunities were extremely limited.
Often the only skills a freed slave had was in farming and even then they usually only knew how to do the manual labor, not the actual running of a farm.
Freed slaves had no money, clothing, etc.