About: http://webisa.webdatacommons.org/431768520

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In an 1854 speech, he referred to the monstrous injustice of slavery and in his debates with Stephen Douglas declared that "slavery is an unqualified evil to the negro, to the white man, to the soil, and to the State.
http://www.w3.org/ns/prov#wasQuotedFrom	udel.edu