Spanish treasure fleet

The Spanish treasure fleet was a convoy system that carried American bullion and goods across the Atlantic between Spain and its American territories.

Flota system: Spain’s regulated convoy system for transatlantic trade with its American colonies. The fleet’s core operating arrangement grouped merchant ships under royal rules and protection.
Spanish colonization of the Americas: Spain’s conquest, settlement, and governance of territories in the Americas. Colonial rule created the ports, mines, and trade flows the fleet connected.
Potosí: A Bolivian city whose vast silver deposits made it a major center of Spanish colonial mining. Silver mined there traveled through colonial ports toward the Atlantic fleets.
Piracy in the Caribbean: Maritime raiding in Caribbean waters by pirates, privateers, and other armed groups. The fleets’ concentrated wealth made them valuable targets for attacks.
Casa de Contratación: A Spanish royal institution that regulated colonial trade and navigation from Seville. It licensed voyages, registered cargoes, and administered the fleet’s trade.
Spanish conquest of the Aztec Empire: The Spanish campaign that overthrew the Aztec Empire in central Mexico between 1519 and 1521. Conquest opened access to American wealth and helped establish routes for transatlantic shipping.
Zacatecas: A Mexican city founded near rich silver deposits exploited during Spanish rule. Its silver was among the valuable American exports shipped toward Spain.
Francis Drake: An English seafarer and privateer who raided Spanish possessions and shipping in the sixteenth century. His attacks demonstrated the vulnerability of Spain’s maritime wealth to English raiders.
Convoy: A group of ships traveling together, often for mutual protection. Warships escorted merchant vessels against privateers and enemy fleets.
Spanish conquest of the Inca Empire: The Spanish campaign that brought the Inca Empire under colonial rule during the sixteenth century. The conquest brought Andean silver-producing regions into Spain’s imperial trade system.

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