Following a rapid spread from its origin in Wuhan, China, the first U.S. case of the 2019 novel coronavirus, which causes a disease known as COVID-19, is confirmed in a man from Washington State on January 20, 2020.

On January 26, 2020, a helicopter carrying former pro basketball player Kobe Bryant, his 13-year-old daughter Gianna and seven others crashes in Calabasas, California, roughly 30 miles north of Los Angeles; everyone on board dies. Bryant’s death sent shockwaves through the American sporting world.

A few months after the first known case was detected in Wuhan, China, and approximately three weeks after the first U.S. case was reported, on February 11, 2020, the World Health Organization officially named the illness that would go on to cause a pandemic "coronavirus disease 2019," shortened to the acronym COVID-19.

Ahmaud Arbery, a 25-year-old Black man, is shot dead by a white father and son while out for a jog in a suburb of Brunswick, Georgia on February 23, 2020.

In a primetime Oval Office address, President Donald Trump announces a 30-day travel ban on foreign travel to the U.S. from most European countries as COVID-19 cases surge across the globe.

On March 12, 2020, after New York state and city leaders placed COVID-19-related restrictions on gatherings of more than 500 people, the Broadway theater district announces it will go dark for an unprecedented 32 days. The longest shutdown for the artistic mainstay in its history, the closure would end up being extended to the end of May 2021, adding up to billions in tourism losses.

Shortly after midnight on March 13, 2020, Breonna Taylor, a 26-year-old Black emergency medical technician, is shot and killed by police in her Louisville, Kentucky apartment after officers busted through her door with a battering ram .

On the evening of May 25, 2020, white Minneapolis police officer Derek Chauvin kills George Floyd, a Black man, by kneeling on his neck for almost 10 minutes. The death, recorded by bystanders, touched off what is possibly the largest protest movement in U.S. history and a nationwide reckoning on race and policing.

In a major decision on July 9, 2020, the U.S. Supreme Court rules that an 1833 treaty still applies to the Muscogee Nation, also known as the Creek. In McGirt v. Oklahoma, the court holds 5-4 that, while still falling under federal jurisdiction, nearly half of Oklahoma remains Indian land and is not subject to state jurisdiction in cases involving major crimes

On July 17, 2020, in the midst of a pandemic and a time of unparalleled racial tensions in the United States, the nation loses one of the last towering figures of the civil rights movement. John Lewis, former Chairman of the Student Nonviolent Coordinating Committee, a chief organizer of the 1963 March on Washington for Jobs and Freedom and a 17-term congressman from Georgia’s Fifth District, dies at the age of 80.

Amid a resurgence of the coronavirus pandemic, President Donald Trump announces that he and First Lady Melania Trump have tested positive for COVID-19 in an early-morning tweet on October 2, 2020.

On November 13, 2020, veteran front-office official Kim Ng breaks several glass ceilings simultaneously when she is named General Manager of the Miami Marlins. Ng is the first woman and first person of East Asian descent to lead a Major League Baseball front office, as well as the first female GM in the history of North American professional men’s sports.