69 – The Roman Senate declares Vespasian as Roman emperor, the last in the Year of Four Emperors.
1140 – Conrad III of Germany besieged Weinsberg.
1598 – Battle of Curalaba: The revolting Mapuche, led by cacique Pelentaru, inflict a major defeat on Spanish troops in southern Chile.
1620 – Plymouth Colony: William Bradford and the Mayflower Pilgrims land on what is now known as Plymouth Rock in Plymouth, Massachusetts.
1826 – American settlers in Nacogdoches, Mexican Texas, declare their independence, starting the Fredonian Rebellion.
1832 – Egyptian–Ottoman War: Egyptian forces decisively defeat Ottoman troops at the Battle of Konya.
1844 – The Rochdale Pioneers commence business at their cooperative in Rochdale, England, starting the Cooperative movement.
1861 – Medal of Honor: Public Resolution 82, containing a provision for a Navy Medal of Valor, is signed into law by President Abraham Lincoln.
1872 – Challenger expedition: HMS Challenger, commanded by Captain George Nares, sails from Portsmouth.
1879 – World première of Henrik Ibsen's A Doll's House at the Royal Theatre in Copenhagen.
1883 – The first Permanent Force cavalry and infantry regiments of the Canadian Army are formed: The Royal Canadian Dragoons and The Royal Canadian Regiment.
1907 – The Chilean Army commits a massacre of at least 2,000 striking saltpeter miners in in Iquique, Chile.
1910 – An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
1913 – Arthur Wynne's "word-cross", the first crossword puzzle, is published in the New York World.
1919 – American anarchist Emma Goldman is deported to Russia.
1937 – Snow White and the Seven Dwarfs, the world's first full-length animated feature, premieres at the Carthay Circle Theater.
1941 – World War II: A formal treaty of alliance between Thailand and Japan is signed in the presence of the Emerald Buddha in Wat Phra Kaew.
1946 – An 8.1 Mw earthquake and subsequent tsunami in Nankaidō, Japan, kill over 1,300 people and destroy over 38,000 homes.
1962 – Rondane National Park is established as Norway's first national park.
1967 – Louis Washkansky, the first man to undergo a heart transplant, dies in Cape Town, South Africa, after living for 18 days after the transplant.
1968 – Apollo program: Apollo 8 launched from the Kennedy Space Center, placing its crew on a lunar trajectory for the first visit to another celestial body by humans.
1969 – The United Nations adopts the Convention on the Elimination of All Forms of Racial Discrimination.
1973 – The Geneva Conference on the Arab-Israeli conflict opens.
1979 – Lancaster House Agreement: An independence agreement for Rhodesia is signed in London by Lord Carrington, Sir Ian Gilmour, Robert Mugabe, Joshua Nkomo, Bishop Abel Muzorewa and S.C. Mundawarara.
1988 – A bomb explodes on board Pan Am flight 103 over Lockerbie, Dumfries and Galloway, Scotland, killing 270.
1992 – A Dutch DC-10, flight Martinair MP 495, crashes at Faro Airport, killing 56 people.
1994 – Mexican volcano Popocatepetl, dormant for 47 years, erupts gases and ash.
1995 – The city of Bethlehem passes from Israeli to Palestinian control.
1999 – The Spanish Civil Guard intercepts a van loaded with 950 kg of explosives that ETA intended to use to blow up Torre Picasso in Madrid.
2004 – Iraq War: A suicide bomber killed 22 at the forward operating base next to the main U.S. military airfield at Mosul, the single deadliest suicide attack on American soldiers.

Holidays and observances

Christian Feast Day:
O Oriens
Petrus Canisius
Thomas the apostle (pre-1970 Roman Calendar)
Divalia, in honour of Angerona, (Roman Empire)
Earliest date for the winter solstice:
Earliest date for Yule in the northern hemisphere, and Midsummer in the southern hemisphere. (Neopagan Wheel of the Year)
Sanghamitta Day
Ziemassvētki (ancient Latvia)
Forefathers' Day (Plymouth, Massachusetts)
The first day of Pancha Ganapati, celebrated until December 25 (India)

For details, contact Datacentre