CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins87% CONFIDENCEOverall confidence: 87%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The WHO[2] declared the outbreak a public health emergency of international concern on 8 August 2014, following the emergency committee's meeting of 6-7 August.Eight months after the first cases in Guinea, the WHO declared the Ebola epidemic in West Africa a public health emergency of international concern. It became the largest Ebola outbreak in history: more than 28,000 cases and 11,000 deaths across Guinea, Liberia and Sierra Leone.
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