Balmis Expedition

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Royal Philanthropic Vaccine Expedition

Balmis balcony in the Domus museum in La Coruña (Spain), a tribute to the people of the expedition
Date	November 30, 1803 – 1806
Location	Spanish Empire
Type	Scientific expedition
Cause	High mortality rate in the viceroyalties of the Spanish Empire due to smallpox
Motive	Vaccinate the inhabitants of the viceroyalties of the Spanish Empire against smallpox

The Royal Philanthropic Vaccine Expedition (Spanish: Real Expedición Filantrópica de la Vacuna), commonly referred to as the Balmis Expedition, was a Spanish healthcare mission that lasted from 1803 to 1806, led by Dr Francisco Javier de Balmis, which vaccinated millions^{[dubious – discuss]} of inhabitants of Spanish America and Asia against smallpox. The vaccine was transported through children: orphaned boys who sailed with the expedition.