Coronavirus Outbreak Timeline Fast Facts

CNN Editorial Research

Updated 1555 GMT (2355 HKT) March 1, 2021

Margaret Keenan, 90, is applauded on Tuesday, December 8, after she became the first person in the United Kingdom to receive the Pfizer/BioNtech Covid-19 vaccine. The United Kingdom was the world's first nation to begin vaccinating its citizens with a fully vetted and authorized Covid-19 shot, <a href="https://www.cnn.com/2020/12/08/europe/uk-pfizer-biontech-covid-vaccination-intl/index.html" target="_blank">a landmark moment</a> in the coronavirus pandemic.
Photos: The novel coronavirus outbreak
Margaret Keenan, 90, is applauded on Tuesday, December 8, after she became the first person in the United Kingdom to receive the Pfizer/BioNtech Covid-19 vaccine. The United Kingdom was the world's first nation to begin vaccinating its citizens with a fully vetted and authorized Covid-19 shot, a landmark moment in the coronavirus pandemic.
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A doctor tests a man for Covid-19 in Shah Alam, Malaysia.