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Period: to
Covid-19
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Covid-19 declared a pandemic.
100 000 cases with 4000 deaths in 114 countries. -
Initial Reports of mutation in Covid-19
Mutation has possibility to increase transmissibility. -
Covid-19 cases hit 1 million worlwide
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Covid-19 vaccine
Approval of Covid-19 vaccine in Russia -
Covid-19 hits 1 million deaths globally
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U.K. approves first Pfizer vaccine
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Covid-19 deaths reach 2 million globally
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70.5 million fully vaccinated individuals