How three vaccines helped shape the modern world

Measles, smallpox and polio were three deadly diseases until vaccines were discovered to help protect against them. Video: Enda O'Dowd

Associated article


Why France's local elections matter

Naomi O'Leary reports from Paris, where nationwide mayoral elections are being seen as a barometer for France's 2027 presidential election. Video: Naomi O'Leary


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