Eighty-seven tornadoes occurred over the course of the Super Tuesday tornado outbreak across multiple U.S. states, causing 56 deaths and over $1 billion in damage.
The National Revolutionary Front for the Liberation of Haiti captured the city of Gonaïves, starting a coup d'état against President Jean-Bertrand Aristide's government.
At least 21 cockle-gatherers were drowned by an incoming tide in Morecambe Bay, England, prompting the establishment of the British government's Gangmasters Licensing Authority.
Cultural Revolution: The January Storm revolt in Shanghai reached its apogee as Maoist rebels proclaimed the establishment of the Shanghai People's Commune, a move the previously supportive Mao Zedong criticized.
After a mid-air collision with a fighter plane during a practice exercise off Tybee Island, Georgia, a U.S. Air Force bomber jettisoned a Mark 15 nuclear bomb, which was presumed lost.
The U.S. Congress overrode President Woodrow Wilson's veto to pass the Immigration Act of 1917, establishing new restrictions on immigrants, including the wholesale ban of people from much of Asia.