About: http://webisa.webdatacommons.org/200350890

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 Portuguese claim that the Treaty of Vienna (1815), to which Spain was a signatory, stipulated return of the territory to Portugal.
http://www.w3.org/ns/prov#wasQuotedFrom	newworldencyclopedia.org