This document provides background information on European exploration and colonization in the 15th-16th centuries. It discusses the Spanish and Portuguese empires in the Americas, financed by funds confiscated from Spanish Jews forced out by the Inquisition. The Treaty of Tordesillas divided control of the new world between Spain and Portugal. It also notes the near elimination of the indigenous population in Mexico within a century due to warfare, famine, disease and lower birth rates, reducing the population by 90%. French colonialism focused on fur trading while English colonialism began through slavery and plunder.