national responses to the covid-19 pandemic national responses to the covid-19 pandemic national responses to the covid-19 pandemic have been varied, and have included containment measures such as lockdowns, quarantines, and curfews. as of 13 may 2023, 765,902,514 cases of covid-19 have been reported, resulting in 6,927,365 reported deaths. the most affected countries in terms of confirmed cases are the united states, brazil, india, russia, south africa, peru, mexico, chile, the united kingdom, and iran. this article is about government responses to the outbreak. for information on the status of the outbreak by country, see covid-19 pandemic by country and territory.