Members of Parliament met at the House of Lords to discuss the United Kingdom's Brexit deal, this was the first Saturday sitting in Parliament since 3 April 1982 during the Falklands War.
The president of Mozambique and a prominent leader of FRELIMO, along with 33 others, die when their aircraft crashes into the Lebombo Mountains.
President Nixon rejects an Appeals Court decision that he turn over the Watergate tapes.
The General Assembly of the European Broadcasting Union approves the staging of the first Eurovision Song Contest.
Korean War: The Battle of Pyongyang ends in a United Nations victory. Hours later, the Chinese Army begins crossing the border into Korea.
Iran becomes the first country to accept technical assistance from the United States under the Point Four Program.
Presidents North Carolina Gave the Nation, a monument honoring three presidents of the United States, was dedicated at the North Carolina State Capitol in Raleigh, North Carolina.
A coup is launched against Juan Federico Ponce Vaides, beginning the ten-year Guatemalan Revolution.
Streptomycin, the first antibiotic remedy for tuberculosis, is isolated by researchers at Rutgers University.
World War I: The First Battle of Ypres begins.
Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
In accordance with the Treaty of Vienna, Austria cedes Veneto and Mantua to France, which immediately awards them to Italy in exchange for the earlier Italian acquiescence to the French annexation of Savoy and Nice.
War of the Sixth Coalition: Napoleon is forced to retreat from Germany after the Battle of Leipzig.
The French invasion of Russia fails when Napoleon begins his retreat from Moscow.
War of the Third Coalition: Austrian General Mack surrenders his army to Napoleon at the Battle of Ulm.
Treaty of Drottningholm, between Sweden and Russia
John Jay is sworn in as the first Chief Justice of the United States.
American Revolutionary War: The siege of Yorktown comes to an end.
The Thirteen Years' War between Poland and the Teutonic Order ends with the Second Treaty of Thorn.
The Universität Heidelberg holds its first lecture, making it the oldest German university.