COVID-19 was first detected late last year and has now spread to over 160 countries worldwide. Here’s how the pandemic unfolded.

For the most up-to-date news and information about the coronavirus pandemic, visit the WHO website.

COVID-19, the disease caused by the novel coronavirushas rapidly spread and reached the stage of pandemic. Cities, states and countries mandated quarantines. Health care systems scrambled to contain outbreaks and entire industries have shut down. Tech giants were hit hard by supply chain problems and social media networks have wrestled with the spread of misinformation and conspiracy theories.