Countries With the Most COVID-19 (Coronavirus) Cases

November 17, 2019 The earliest known infection occurs in Wuhan, China on November 17, 2019.

December 31, 2019 The Wuhan government confirms health authorities are treating dozens of people with pneumonia symptoms of unknown cause.

January 8, 2020 Chinese researchers identify a new coronavirus (SARS-CoV-2). The virus is detected in 15 people who have fallen ill in a pneumonia outbreak that had sickened 59 people in the city of Wuhan.

January 11, 2020 Chinese state media report the first known death from the illness caused by the newly identified virus. A month later the disease would later be officially named COVID-19 by the World Health Organization.

January 20, 2020 The first known cases of infection outside of mainland China are detected in Japan, South Korea, and Thailand.

January 21, 2020 The first known case of infection in the United States is detected in the state of Washington in a man returning from a trip to Wuhan.

January 23, 2020 Chinese authorities close off Wuhan. Planes and trains are prevented from leaving the city. Bus, ferry, and subway services within the city are suspended.

January 30, 2020 The World Health Organization officially declares a global health emergency.

February 2, 2020 The first coronavirus death is reported outside China after a man in the Philippines dies after being infected.

February 10, 2020 The total number of COVID-19 deaths surpasses 1,000.

February 14, 2020 The first coronavirus death in Europe is reported after a Chinese tourist dies in a hospital in Paris.

February 19, 2020 Two people in Iran are diagnosed with COVID-19 and die the same day. They are infected by an unknown source.

February 23, 2020 Italy begins closing schools and cancelling other events in response to the first major outbreak of the illness in Europe.

February 26, 2020 The first known case of infection in Latin America is detected when a Brazilian businessman tests positive after returning from a trip to Italy.

February 29, 2020 The first death in the United States is reported.

March 6, 2020 The total number of confirmed coronavirus cases in the world reaches 100,000.

March 18, 2020 The total number of confirmed coronavirus cases in the world reaches 200,000.

March 19, 2020 The total number of COVID-19 deaths surpasses 10,000.

March 21, 2020 The total number of confirmed coronavirus cases in the world reaches 300,000.

March 24, 2020 The total number of confirmed coronavirus cases in the world reaches 400,000.

March 26, 2020 The total number of confirmed coronavirus cases in the world reaches 500,000.

March 27, 2020 The total number of confirmed coronavirus cases in the world reaches 600,000. The United States alone surpasses 100,000 confirmed coronavirus cases.

March 29, 2020 The total number of confirmed coronavirus cases in the world reaches 700,000. Italy becomes the first nation to report over 10,000 deaths from COVID-19.

March 31, 2020 The total number of confirmed coronavirus cases in the world reaches 800,000.

April 1, 2020 The total number of confirmed coronavirus cases in the world reaches 900,000.

April 2, 2020 The total number of confirmed coronavirus cases in the world reaches 1,000,000 and the total number of deaths from COVID-19 exceeds 50,000.

April 10, 2020 The total number of deaths from COVID-19 exceeds 100,000.

April 15, 2020 The total number of confirmed coronavirus cases in the world reaches 2,000,000.

April 25, 2020 The total number of deaths from COVID-19 exceeds 200,000.

April 27, 2020 The total number of confirmed coronavirus cases in the world reaches 3,000,000.