On December 8

The Syrian civil war ended when Bashar al-Assad's party, the Syrian Ba'ath Party, surrendered to the Syrian opposition.

Metallica (pictured) played a concert in Antarctica, becoming the first band to perform on all seven continents.

After a fatal bus accident in the Little India subzone of Singapore, angry mobs of workers attacked the bus involved and emergency vehicles, the first riot in the country in over 40 years.

The Japanese experimental spacecraft IKAROS flew by Venus at a distance of 80,800 km (50,200 mi), completing its planned mission to demonstrate solar-sail technology.

Bombings in Baghdad carried out by the Islamic State of Iraq killed at least 127 people and injured at least 448 others.

The Australian Cricket Board's cover-up of Shane Warne and Mark Waugh's involvement with bookmakers was revealed.

Belarusian, Russian and Ukrainian leaders signed the Belovezh Accords, agreeing to dissolve the Soviet Union and establish the Commonwealth of Independent States.

A man shot and killed eight people at the Australia Post building in Melbourne, before jumping to his death.

Arab–Israeli conflict: An Israeli army tank transporter killed four Palestinian refugees and injured seven others during a traffic accident at the Erez Crossing on the Israel–Gaza Strip border, sparking the First Intifada.

English musician John Lennon was murdered at the entrance of the Dakota, where he resided in New York City.

After being struck by lightning while in a holding pattern, Pan Am Flight 214 crashed near Elkton, Maryland, U.S., killing all 81 people on board.

The Holocaust: The Chełmno extermination camp in occupied Poland, the first such Nazi camp to kill Jews, began operations.

At an assembly of 10,000 Boers, Paul Kruger announced the fulfilment of the decision to restore the government and volksraad of the South African Republic.

Pope Pius IX promulgated the apostolic constitution Ineffabilis Deus, proclaiming the dogmatic definition of the Immaculate Conception, which holds that the Virgin Mary was conceived free of original sin.

American Revolutionary War: British commander-in-chief Sir William Howe withdrew his troops from the Battle of White Marsh to Philadelphia.

Margaret Hughes (pictured) appeared professionally on the English stage; she is thought to have been the first woman to do so.

Ahmad ibn Abi Jum'ah wrote his Oran fatwa, arguing for the relaxation of Islamic law for forcibly converted Muslims in Spain.