Six months after the declaration, data compiled by the AFP news agency found that roughly half of the world’s population - some 3.9 billion - had experienced some level of lockdown measure. 21, the health agency was warning the international community that the window to contain the COVID-19 outbreak was narrowing, but did not formally start calling it a global pandemic until March 11, 2020. 11 as the WHO warned against actions that promoted stigma or discrimination. The novel coronavirus 2019-nCoV was officially named COVID-19 on Feb. The WHO advised all countries to prepare for containment, including early detection, isolation, contact tracing and to share their data with the WHO, but did not make recommendations on travel or trade restrictions at the time. According to a WHO spokeswoman, this declaration was meant to prevent a pandemic from happening. 30, the international health agency declared the outbreak a " public health event of international concern", amid 18 countries reporting a combined total of 83 cases, with seven involving no travel history to China and three countries reporting human-to-human transmission. 5, 2020 regarding 44 cases of pneumonia with an unknown cause in China. 31, 2019 and began requesting information from China on the cases. The WHO was informed of several unusual cases of pneumonia in Wuhan on Dec. The incredible speed with which vaccines were developed and approved offered hope that an end to the pandemic was in sight, but the rise and spread of a number of variants in combination with other factors belied those hopes. The COVID-19 pandemic is arguably the most catastrophic and devastating global event since the Second World War, impacting billions of people across at least 185 countries.
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