Med Jets Flight 056 crashes near Roosevelt Mall in Philadelphia, Pennsylvania, killing 8 people and injuring 23.
The last Boeing 747, the first wide-body airliner, is delivered to Atlas Air and operated for ApexLogistics. The aircraft was registered as N863GT and named "Empower".
Sue Gray, a senior civil servant in the United Kingdom, publishes an initial version of her report on the Downing Street Partygate controversy.
The United Kingdom's membership within the European Union ceases in accordance with Article 50, after 47 years of being a member state.
Abdullah of Pahang is sworn in as the 16th Yang di-Pertuan Agong of Malaysia.
At least 113 people are killed in Kenya and over 200 injured following an oil spillage ignition in Molo, days after a massive fire at a Nakumatt supermarket in Nairobi killed at least 25 people.
Emergency officials in Boston mistakenly identify battery-powered LED placards depicting characters from Aqua Teen Hunger Force as Improvised explosive devices (IEDs), causing a panic.
The Waterfall rail accident occurs near Waterfall, New South Wales, Australia.
In the Netherlands, a Scottish court convicts Libyan Abdelbaset al-Megrahi and acquits another Libyan citizen for their part in the bombing of Pan Am Flight 103 over Lockerbie, Scotland in 1988.
Two Japan Airlines planes nearly collide over Suruga Bay in Japan.
Alaska Airlines Flight 261 crash: An MD-83, experiencing horizontal stabilizer problems, crashes in the Pacific Ocean off the coast of Point Mugu, California, killing all 88 aboard.
An explosives-filled truck rams into the gates of the Central Bank of Sri Lanka in Colombo, killing at least 86 people and injuring 1,400.
Doug Williams becomes the first African American quarterback to play in a Super Bowl and leads the Washington Redskins to victory in Super Bowl XXII.
The Crown of St. Stephen (also known as the Holy Crown of Hungary) goes on public display after being returned to Hungary from the United States, where it was held after World War II.
Apollo program: Apollo 14: Astronauts Alan Shepard, Stuart Roosa, and Edgar Mitchell, aboard a Saturn V, lift off for a mission to the Fra Mauro Highlands on the Moon.
The Winter Soldier Investigation, organized by the Vietnam Veterans Against the War to publicize alleged war crimes and atrocities by Americans and allies in Vietnam, begins in Detroit.
Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
The Soviet Union launches the unmanned Luna 9 spacecraft as part of the Luna program.
Project Mercury: Mercury-Redstone 2: The chimpanzee Ham travels into outer space.
Cold War: Space Race: The Explorer 1, the first successful American satellite, detects the Van Allen radiation belt.