Visualized: Key Events in the COVID-19 Timeline

It’s been a long and eventful year since COVID-19 was officially declared a global pandemic by the World Health Organization (WHO) on March 11, 2020.

The tangible and intangible costs of COVID-19 have been severe. In this visual COVID-19 timeline, we delve into some significant milestones that have occurred around the world.

December 2019-February 2020

Pre-Pandemic COVID-19 Timeline

The origin story actually begins at the turn of the new year, as events began bubbling under the surface in Wuhan, China. The first coronavirus cluster was reported on December 31, 2019, with initial exposures linked to the Huanan Seafood Market.

In the new year, the first coronavirus cases began filtering outside of China, to Thailand and the U.S.—causing the WHO to declare a public health emergency of international concern. As the death toll ticked up to over 200, it was clear that this was no ordinary virus.

All dates in the graphic are based on when events occurred rather than when they were widely reported.

In February 2020, the novel coronavirus was finally named COVID-19. In addition, the Diamond Princess cruise ship was linked to 624 confirmed cases in late February—the highest case cluster outside of China at the time. The ship captured international headlines when it was refused port in a number of countries, casting COVID-19 into the spotlight.

This month also marked a (Read more...)