A conquistador was a Spanish soldier and explorer who came to the Americas in the 1500s seeking gold, glory, and land. The word comes from Spanish and means “conqueror.”

The most famous conquistadors were Hernán Cortés, who conquered the Aztec Empire in Mexico, and Francisco Pizarro, who conquered the Inca Empire in Peru. These men led small groups of soldiers equipped with horses, steel weapons, and guns against vast Indigenous empires. The conquistadors had technological advantages, but they also benefited from alliances with local groups and from diseases like smallpox that devastated native populations who had no immunity.

The conquistadors claimed enormous territories for Spain and sent shiploads of gold and silver back to Europe. They established Spanish language, culture, and religion across much of Central and South America, effects that remain visible today.

While conquistadors saw themselves as brave adventurers spreading Christianity and civilization, they also destroyed ancient cultures, enslaved native peoples, and caused immense suffering. This period represents one of history's most dramatic and consequential encounters between different civilizations, leaving a complex legacy that shaped the modern Americas.