Ever since a 1904 revolt against the smallpox vaccine, Brazil has run extremely successful vaccination programs. Rafael Henrique/SOPA Images/LightRocket via Getty Images

Brazil’s president rejects COVID‑19 vaccine, undermining a century of progress toward universal inoculation

A 1904 revolt against mandatory smallpox inoculation taught Brazilian health officials a deadly lesson on how to vaccinate a skeptical public. Today President Bolsonaro seems to ignore that history.

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