India, March 11 -- A timeline of the key events related to COVID-19

March 11, 2024 marks four years since the World Health Organization (WHO) declared the outbreak of a novel coronavirus (SARS-CoV-2) a pandemic, better known as COVID-19. Since then, millions of infections and fatalities have occurred around the world.

Let's take an overview of the pandemic:

December 31, 2019: In the city of Wuhan, located in China's Hubei Province, a group of patients started exhibiting symptoms of an unusual pneumonia-like illness that proved resistant to conventional treatments. Chinese authorities reported the cases to WHO.

January 30, 2020: The WHO declared the COVID-19 outbreak a Public Health Emergency of International Concern (PHEIC), the globa...