About: http://webisa.webdatacommons.org/229720485

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	Empires incorporate farm and forest, using various degrees and types of power, gaining here, losing there, adapting to local circumstances and modifying state institutions to embrace new regions of cultivation.
http://www.w3.org/ns/prov#wasQuotedFrom	questia.com