About: http://webisa.webdatacommons.org/435030979

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	However, in this period, the USA was a nation prospering from the labours of the enslaved black people.
http://www.w3.org/ns/prov#wasQuotedFrom	dooyoo.co.uk