History today

– 1914 – A series of unofficial truces occur across the Western Front to celebrate Christmas.
– 1927 – B. R. Ambedkar and his followers burn copies of the Manusmriti in Mahad, Maharashtra, to protest its treatment of Dalit people.
– 1932 – A magnitude 7.6 earthquake in Gansu, China kills 275 people.
– 1968 – Apollo program: Apollo 8 performs the first successful Trans-Earth injection (TEI) maneuver, sending the crew and spacecraft on a trajectory back to Earth from Lunar orbit.
– 1968 – Kilvenmani massacre: Forty-four Dalits (untouchables) are burnt to death in Kizhavenmani village, Tamil Nadu, a retaliation for a campaign for higher wages by Dalit laborers.
– 1986 – Iraqi Airways Flight 163, a Boeing 737- 270C, is hijacked and crashes in Arar, Saudi Arabia, killing 63 people.
– 2003 – UTA Flight 141, a Boeing 727-223, crashes at the Cotonou Airport in Benin, killing 141 people.
– 2003 – The ill-fated Beagle 2 probe, released from the Mars Express spacecraft on December 19, stops transmitting shortly before its scheduled landing.
– 2004 – The Cassini orbiter releases Huygens probe which successfully landed on Saturn’s moon Titan on January 14, 2005.
– 2012 – Air Bagan Flight 011, a Fokker 100, crashes on approach to Heho Airport in Heho, Myanmar, killing two people.
– 2016 – A Russian Defence Ministry Tupolev Tu- 154 carrying members of the Alexandrov Ensemble crashes into the Black Sea shortly after takeoff, killing all 92 people on board.