Population history of indigenous peoples of the Americas about one million people. The Maya population is today estimated at six million, which is about the same as at the end of the 15th century, according to some estimates. In what is now Brazil, the indigenous population declined from a pre-Columbian high of an estimated four million to some 300,000. While it is difficult to determine exactly how many Natives lived in North America before Columbus, estimates range from a low of 2.1 million to 7 million people to a high of 18 million. The aboriginal population of Canada during the late 15th century is estimated to have been
Economy of England in the Middle Ages and 13th centuries were a period of huge economic growth in England. The population of England rose from around 1.5 million in 1086 to around 4 or 5 million in 1300, stimulating increased agricultural outputs and the export of raw materials to Europe. In contrast to the previous two centuries, England was relatively secure from invasion. Except for the years of the Anarchy, most military conflicts either had only localised economic impact or proved only temporarily disruptive. English economic thinking remained conservative, seeing the economy as consisting of three groups: the "ordines", those who fought, or the nobility; "laboratores", those