The guitar that Kurt Cobain used during Nirvana's 1993 MTV Unplugged in New York show sold for $6 million.
Swedish authorities finally closed a 34-year-old inquiry into the murder of their prime minister.
Dr. Kathy Sullivan became the first woman to reach the deepest part of the ocean in the Marianas Trench.
SpaceX's Crew Dragon Demo-2 launched from the Kennedy Space Center in Florida.
A series of worldwide protests began in reaction to the murder of George Floyd by Minneapolis police.
A pair of Michael Jordan's Air Jordan sneakers sold for a record $560,000 at auction.
Legendary investor Warren Buffett dumped all his holdings in the four major US airlines.
The Queen knighted British Captain Tom Moore on his 100th birthday.
President Donald Trump suggested a dangerous theory that injecting disinfectant could cure the Coronavirus.
The price of a barrel of crude oil dipped below zero.
NASA's Ingenuity helicopter became the first helicopter to fly on another planet.
A gunman named Gabriel Wortman rampaged through Nova Scotia, Canada.
Democratic Senator Bernie Sanders dropped out of the race for US president.
British Prime Minister Boris Johnson was taken to hospital after testing positive for COVID-19.
COVID-19 claimed the life of comedian Eddie Large from 'Little and Large.'
Shenzhen became the first Chinese city to ban eating cats and dogs.
North Macedonia officially joined NATO, becoming the 30th member of the military alliance.
Charli D'Amelio became the most followed person on TikTok with 64.5 million followers.
The Dow Jones Industrial Average experienced the single-largest point drop in history.
The US announced the suspension of travel from almost all EU nations due to COVID-19.
The United States suspended travel from Europe due to the COVID-19 pandemic.
A COVID-19 quarantine hotel collapsed in China, leaving 70 people trapped.
Nik Wallenda became the first person to walk over the Masaya Volcano in Nicaragua.
Joe Biden won the South Carolina primary election.
Rihanna received a Guinness World Record for being the most tracked artist on Songkick, with 3,867,117 followers.
China announced that the Coronavirus had created the country's worst health emergency since 1949.
A polymer note replaced the paper £20 note in the UK.
The United States had its first official COVID-19 related death.
US President Donald Trump was acquitted of impeachment charges by the US Senate.
The United Kingdom left the European Union, also known as 'Brexit.'
A helicopter carrying nine people, including Kobe Bryant and his daughter, crashed in California with no survivors.
One hundred million people were placed in lockdown in Wuhan, China, amid the COVID-19 outbreak.
A meteorite that hit Australia 2.2 billion years ago was announced as Earth's oldest recognized meteorite impact structure.
The trial phase of former US President Donald Trump's first impeachment began.
A meteorite that landed in Australia in the 1960s revealed stardust up to 7 billion years old.
Diego, a 100-year-old tortoise, was retired from a breeding program after fathering 800+ children.
Justin Bieber posted on Instagram that he has Lyme disease, a bacterial illness spread by ticks.
A couple got married at their local Dunkin' Donuts after breaking up their relationship at the same Dunkin' Donuts 25 years prior.
The US House of Representatives voted to impeach President Donald Trump for abuse of power (230 votes to 197) and obstruction of Congress (229 votes to 198).
Australia recorded its hottest day ever with an average temperature of 105°F across the country.
The longest ever United Nations climate talk ended.
Speaker of the US House of Representatives, Nancy Pelosi, announced articles of impeachment against President Donald Trump would be drawn up for the abuse of power.
The 70th anniversary of NATO was marked by a gathering in London of world leaders, followed by a reception by Elizabeth II at Buckingham Palace.
Spotify announced Drake as the most-streamed star of the 2010s with 28 billion streams, and Ed Sheeran's 'Shape Of You' as the most-streamed track with 2.4 billion streams.
Earliest traceable patient, a 55-year-old man, develops symptoms of a novel coronavirus (COVID-19) in Wuhan, China.
A wooden relic thought to be from Jesus's manger was returned to Bethlehem.
The 400th anniversary of the end of the Transatlantic Slave Trade was celebrated with the 'Year of Return' in Ghana.
The world's largest luxury goods corporation, Louis Vuitton (LVMH), bought jeweler Tiffany & Co. for $16.2 billion.
Snake fossils found in Rio Negro Province, Argentina, showed snakes with hind legs that lived over 70 million years ago.
The Brazilian Space Agency announced that the country's Amazon rainforest had suffered its biggest spike in deforestation in over a decade.
