Amendment, ratified on December 6, 1865.) On February 12, 1793, the Congress passed the Fugitive Slave Law of 1793, the long title of which was "An Act respecting fugitives from justice, and persons escaping from the service of their masters." State law On March 29, 1788, the State of Pennsylvania passed an amendment to one of its laws (An Act for the Gradual Abolition of Slavery, originally enacted March 1, 1780): "No negro or mulatto slave... shall be removed out of this state, with the design and intention that the place of abode or residence of such slave or servant shall be thereby altered or changed." On March 25, 1826, the State of Pennsylvania passed a further law: If any person or persons shall, from and after the passing of this act, by force and violence, take and carry away, or cause to be taken or carried away, and shall, by fraud or false pretense, seduce, or cause to be seduced, or shall attempt so to take, carry away or seduce, any negro or mulatto, from any part or parts of this commonwealth, to any other place or places whatsoever, out of this commonwealth, with a design and intention of selling and disposing of, or of causing to be sold, or of keeping and detaining, or of causing to be kept and detained, such negro or mulatto, as a slave or servant for life, or for any term whatsoever, every such person or persons, his or their aiders or abettors, shall on conviction thereof, in any court of this commonwealth having competent jurisdiction, be deemed guilty of a felony. Background In 1832, a black woman named Margaret Morgan moved to Pennsylvania from Maryland. There she had been born into slavery and held by John Ashmore. In Maryland, she had lived in virtual freedom but Ashmore had never formally manumitted her. After his death, Ashmore's heirs eventually decided to claim her as a slave and hired slavecatcher Edward Prigg to recover her. On April 1, 1837, Prigg led an assault and abduction on Morgan in York County, Pennsylvania. They took Morgan to Maryland, intending to sell her as a slave (her children, one of whom was born free in Pennsylvania, were also captured and sold). The four men involved in the abduction were arraigned under the 1826 act. Prigg pleaded not guilty and argued that he had been duly appointed by