About: http://webisa.webdatacommons.org/297988559

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	The first half of the nineteenth century was a time of great change and development for the newly-formed United States.
http://www.w3.org/ns/prov#wasQuotedFrom	teachingushistory.org