Answer :
But change was difficult as the Economic Prosperity in the South depended on the use of enslaved people (free labour). However, the economy was in the process of shifting. While anti-slavery and abolitionist movement laws were passing in the North, the Southern states around the institution of slavery refused to address anti-slavery bills. Critics of slavery were vocal in their opposition to economic concerns, anxieties over blacks as equals, and fear of slave revolts.
The Society for the Relief of Free Negroes Unlawfully Held in Bondage (Pennsylvania Abolition Society).
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