This Day in History – April 14, 1775 Tags: 18th century American history, abolitionism origins, abolitionist, African American, Anthony Benezet, April 14 1775, April 14 1775 history, Benjamin Franklin, Civil Rights History, colonial era, ending slavery, first American abolitionist, first American abolitionist society, Founding Fathers, free blacks, Human Rights, legal protection for free blacks, Pennsylvania Abolition Society, Philadelphia landmarks, Philadelphia Pennsylvania, Quaker influence, revolutionary, Slavery, Social Justice, Society for the Relief of Free Negroes Unlawfully Held in Bondage, this day in history, this day in history 1775, This Day in History April 14, US History, Share on: Share: This is where the text will go.View our photo collection! View Collection