On the last day of 2019, the government in __________, confirmed that health authorities were treating dozens of cases of pneumonia of an unknown cause. By January the mysterious respiratory illness had begun spreading around the world.

• Wuhan, China

• Seoul, South Korea

• London, England

• Barcelona, Spain

On Jan. 8, Prince Harry and his wife, Meghan, announced that they were ________ .

• moving to Paris

• renouncing their royal titles

• stepping back as "senior members" of the royal family

Kobe Bryant, the retired basketball star who won five championships during his 20-year career with the ______, and his 13-year-old daughter were among nine people killed in a helicopter crash on Jan. 26.

• Chicago Bulls

• Los Angeles Lakers

• Miami Heat

• Boston Celtics

At the 62nd annual Grammy Awards on Jan. 26, __________won five awards, including the four most prestigious and competitive prizes album, record and song of the year, and best new artist.

• Ariana Grande

• Billie Eilish

• Lizzo

The _________scored three touchdowns in the fourth quarter to come from behind and beat the San Francisco 49ers, 31-20, in Super Bowl LIV on Feb. 2.

• Baltimore Ravens

• Seattle Seahawks

• Kansas City Chiefs

The presidential candidacy of ________ended on April 8, clearing the way for a general election between the presumptive Democratic nominee, Joseph R. Biden Jr., and President Trump at a time of national crisis.

• Former mayor Michael Bloomberg

• Senator Amy Klobuchar of Minnesota

• Senator Bernie Sanders of Vermont

__________became the first leader of a major Western nation to contract the coronavirus.

• Boris Johnson of Britain

• Giuseppe Conte of Italy

• Justin Trudeau of Canada

• Donald Trump of America

George Floyd, a 46-year-old African-American man, died in ___________ on May 25 after being handcuffed and pinned to the ground by a white police officer. Bystanders captured video of the officer using his knee to pin Mr. Floyd by his neck for nearly nine minutes.

• Denver

• Minneapolis

• San Antonio

• Miami

On July 13, under pressure from corporate sponsors, the _________ announced that it would retire its name, which had long been considered offensive.

• Chicago Blackhawks

• Kansas City Chiefs

• Washington Redskins

______, an apostle of nonviolence who was bloodied across the Jim Crow South in the historic struggle for racial equality, and who then carried a mantle of moral authority into Congress, died on July 17. He was 80.

• Hosea Williams

• John Lewis

• Ralph Abernathy

• George Floyd