U-Spatial (University of Minnesota)Political national boundaries as they were in the year 1800.Sources:Wilkinson, Robert. (January 1, 1800). Africa including the Mediterranean. Rob Wilkinson, No. 58, Cornhill, London, UK acquired June 9, 2016 from http://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~241798~5512738:Africa-including-the-Mediterranean,?sort=Pub_List_No_InitialSort%2CPub_Date%2CPub_List_No%2CSeries_No?&qvq=w4s:/when%2F1800;q:world;sort:Pub_List_No_InitialSort%2CPub_Date%2CPub_List_No%2CSeries_No;lc:RUMSEY~8~1&mi=15&trs=42#Wilkinson, Robert. (1800). A New Mercator’s Chart. Rob Wilkinson, No. 58, Cornhill, London, UK acquired June 9, 2016 from http://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~241682~5512697:Mercators-Chart-?sort=Pub_List_No_InitialSort%2CPub_Date%2CPub_List_No%2CSeries_No?&qvq=w4s:/when%2F1800;q:world;sort:Pub_List_No_InitialSort%2CPub_Date%2CPub_List_No%2CSeries_No;lc:RUMSEY~8~1&mi=7&trs=42Conder, T., and Millar, George. (1800). North America, agreeable to the most approved maps and charts. Acquired June 9, 2016 from http://umedia.lib.umn.edu/node/710401https://umn.maps.arcgis.com/home/item.html?id=85e35d64d67f425c94ebca45dad6568a&sublayer=7engPublicHistorical National Boundaries {1800}Web servicesWorld1800University of Minnesota