Shootings at a residence and a school in Tumbler Ridge, British Columbia, Canada, leave nine people dead and 27 injured.
The traditional Carnival in Rio de Janeiro, Brazil is canceled for the first time because of the COVID-19 pandemic.
Texas' worst energy infrastructure failure, the 2021 Texas power crisis, starts.
Nineteen people are killed and 66 injured when a Kowloon Motor Bus double decker on route 872 in Hong Kong overturns.
South Korea decides to stop the operation of the Kaesong joint industrial complex with North Korea in response to the launch of Kwangmyŏngsŏng-4.
Thirty-six people are killed and 39 others are injured in a stampede in Allahabad, India, during the Kumbh Mela festival.
The communications satellites Iridium 33 and Kosmos 2251 collide in orbit, destroying both.
Forty-three people are killed and three are injured when a Fokker 50 crashes near Sharjah International Airport.
France and Belgium break the NATO procedure of silent approval concerning the timing of protective measures for Turkey in case of a possible war with Iraq.
IBM supercomputer Deep Blue defeats Garry Kasparov in chess for the first time.
Ron Brown is elected chairman of the Democratic National Committee, becoming the first African American to lead a major American political party.
Kenyan soldiers kill an estimated 5,000 ethnic Somali Kenyans in the Wagalla massacre.
Ras Al Khaimah joins the United Arab Emirates, now making up seven emirates.
The 25th Amendment to the United States Constitution is ratified.
Melbourne–Voyager collision: The aircraft carrier HMAS Melbourne collides with and sinks the destroyer HMAS Voyager off the south coast of New South Wales, Australia, killing 82.
Cold War: Captured American U2 spy-plane pilot Gary Powers is exchanged for captured Soviet spy Rudolf Abel.
U.S. President Dwight D. Eisenhower warns against United States intervention in Vietnam.
The Paris Peace Treaties are signed by Italy, Romania, Hungary, Bulgaria, Finland and the Allies of World War II.
World War II: Attempting to completely lift the Siege of Leningrad, the Soviet Red Army engages German troops and Spanish volunteers in the Battle of Krasny Bor.
The Soviet Union begins mass deportations of Polish citizens from occupied eastern Poland to Siberia.
Spanish Civil War: The Nationalists conclude their conquest of Catalonia and seal the border with France.
Second Italo-Abyssinian War: Italian troops launch the Battle of Amba Aradam against Ethiopian defenders.
In round 13 of a boxing match at New York City's Madison Square Garden, Primo Carnera knocks out Ernie Schaaf. Schaaf dies four days later.
The Việt Nam Quốc Dân Đảng launches the failed Yên Bái mutiny in hope of overthrowing French protectorate over Vietnam.
Texas Tech University is founded as Texas Technological College in Lubbock, Texas.
Józef Haller de Hallenburg performs the symbolic wedding of Poland to the sea, celebrating restitution of Polish access to open sea.
About 75% of the population in Zone I votes to join Denmark in the 1920 Schleswig plebiscites.
HMS Dreadnought, the first of a revolutionary new breed of battleships, is christened.
American Civil War: A Union naval flotilla destroys the bulk of the Confederate Mosquito Fleet in the Battle of Elizabeth City on the Pasquotank River in North Carolina.
Jefferson Davis is notified by telegraph that he has been chosen as provisional President of the Confederate States of America.
First Anglo-Sikh War: Battle of Sobraon: British defeat Sikhs in the final battle of the war.
Queen Victoria of the United Kingdom marries Prince Albert of Saxe-Coburg-Gotha.
Napoleonic Wars: The Battle of Champaubert ends in French victory over the Russians and the Prussians.
French and Indian War: The Treaty of Paris ends the war and France cedes Quebec to Great Britain.
Huilliches in Chiloé rebel against Spanish encomenderos.
Lord Darnley, second husband of Mary, Queen of Scots, is found strangled following an explosion at the Kirk o' Field house in Edinburgh, Scotland, a suspected assassination.
Vasco da Gama sets sail from Lisbon, Portugal, on his second voyage to India.
Byzantine Emperor Manuel II Palaiologos marries Helena Dragaš, daughter of the Serbian Prince Constantine Dragaš. She is crowned as empress the following day.
The St Scholastica Day riot breaks out in Oxford, England, leaving 63 scholars and perhaps 30 locals dead in two days.
In front of the high altar of Greyfriars Church in Dumfries, Robert the Bruce murders John Comyn, sparking the revolution in the Wars of Scottish Independence.
The Siege of Baghdad ends with the surrender of the last Abbasid caliph to Hulegu Khan, a prince of the Mongol Empire.