Conquistadors: Conquistadors were Spanish explorers and conquerors who played a major role in establishing Spain's dominance by claiming new territories.
Mercantilism: Mercantilism was an economic policy followed by European nations during this time that focused on accumulating wealth through colonization and controlling trade.
Treaty of Tordesillas: The Treaty of Tordesillas was an agreement between Spain and Portugal that divided newly discovered lands outside Europe according to their respective claims.