Columbus: Christopher Columbus was an Italian explorer credited with discovering the Americas while searching for a direct sea route from Europe to Asia.
Colonization: Colonization refers to when one country establishes settlements in another territory with political control over it. European powers colonized parts of both North and South America during periods like the Age of Exploration.
Manifest Destiny: Manifest Destiny was a belief prevalent in 19th-century America that the United States was destined by God to expand westward across the North American continent. It influenced territorial acquisitions and westward expansion in the United States.