About: http://webisa.webdatacommons.org/187752032

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	Slave labor was a key part of the Confederate war effort against the Union military during the American Civil War.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com