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COVID-19
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Vaccine Development and Distribution
Global Supply Chain and Economic Disruptions
Government Responses and Policies
Global Outbreak and Declaration of Pandemic
Social and Behavioral Impacts
Economic Impact and Recession
Healthcare System Overload and Response
Long-Term Economic and Social Consequences
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Global Outbreak and Declaration of Pandemic
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Global Outbreak and Declaration of Pandemic
This timeline outlines the key events leading to the declaration of the COVID-19 pandemic and its initial global spread.
Initial Outbreak
Late 2019
The first cases of COVID-19 were reported in Wuhan, China, marking the beginning of the outbreak.
First Confirmed Case in the United States
January 19, 2020
The first confirmed human case of COVID-19 in the United States was reported.
WHO Declares COVID-19 a Pandemic
March 11, 2020
The World Health Organization declared the COVID-19 outbreak a global pandemic due to its rapid spread and severity.
Other Themed Timelines
Main milestones
Clinical Trials and Treatment Research
Economic Impact and Recession
Global Supply Chain and Economic Disruptions
Government Responses and Policies
Healthcare System Overload and Response
Long-Term Economic and Social Consequences
Regional and Country-Specific Responses
Sector-Specific Economic Impacts
Social and Behavioral Impacts
Vaccine Development and Distribution
Show all