Colonialism: Colonialism is when a powerful country takes over and controls another territory, often for its resources and economic benefits.
Mercantilism: Mercantilism is an economic system where colonies exist to provide raw materials and wealth to the mother country through trade.
Treaty of Tordesillas: The Treaty of Tordesillas was an agreement between Spain and Portugal that divided newly discovered lands outside Europe between them, ensuring Spanish control over territories in the Americas.