13 December 1193

Jo Swinson (pictured) steps down as Leader of the Liberal Democrats after losing her seat in the 2019 general election making her tenure the shortest in the party's history.

Beyoncé (pictured) released her fifth studio album without any prior announcement or promotion; it sold 2.3 million copies before the end of the year.

A man threw grenades and fired a rifle at crowds in Liège, Belgium, causing 6 deaths and injuring more than 120 others, before killing himself.

Croatian War of Independence: The Croatian Army retreated after the failure of Operation Whirlwind, destroying their tanks to avoid their capture.

The Troubles: The Provisional Irish Republican Army engaged in a fierce firefight with the King's Own Scottish Borderers at a vehicle checkpoint complex in County Fermanagh, Northern Ireland.

Polish prime minister Wojciech Jaruzelski (pictured) declared martial law.

With Haile Selassie (pictured), Emperor of Ethiopia, out of the country, four conspirators staged a coup attempt to install Crown Prince Asfaw Wossen on the throne.

Second Sino-Japanese War: Japanese forces, capturing the Chinese city of Nanjing, began committing numerous atrocities over the next several weeks, including looting, rape and the execution of prisoners of war and civilians.

An American in Paris, a jazz-influenced orchestral piece by George Gershwin, premiered at Carnegie Hall in New York.

American Civil War: Union forces under Ambrose Burnside suffered severe casualties against entrenched Confederate defenders at the Battle of Fredericksburg in Virginia.

Napoleonic Wars: While transporting supplies to Guadeloupe, French commodore François

Dartmouth College (campus pictured) was established by royal charter in present-day Hanover, New Hampshire.

First English Civil War: Roundhead forces under Sir William Waller led a successful surprise attack in Hampshire on a winter garrison of Cavalier infantry and cavalry.

Francis Drake set sail from Plymouth, England, on his round-the-world voyage.

Saint Celestine V resigned the papacy after only five months to return to his previous life as an ascetic hermit.

The Treaty of Lisbon is signed by the EU member states to amend both the Treaty of Rome and the Maastricht Treaty which together form the constitutional basis of the EU. The Treaty of Lisbon is effective from 1 December 2009.

Iraq War: Operation Red Dawn: Former Iraqi President Saddam Hussein is captured near his home town of Tikrit.

European Union enlargement: The EU announces that Cyprus, the Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia, and Slovenia will become members on May 1, 2004.

Indian Parliament attack: Sansad Bhavan, the building housing the Indian Parliament, is attacked by five Jaish-e-Mohammed terrorists. Twelve people are killed, including the terrorists.

Banat Air Flight 166 crashes in Sommacampagna near Verona Villafranca Airport in Verona, Italy, killing 49.

Flagship Airlines Flight 3379 crashes in Morrisville, North Carolina, near Raleigh–Durham International Airport, killing 15.

The Troubles: Attack on Derryard checkpoint: The Provisional Irish Republican Army launches an attack on a British Army temporary vehicle checkpoint near Rosslea, Northern Ireland. Two British soldiers are killed and two others are wounded.

PLO Chairman Yasser Arafat gives a speech at a UN General Assembly meeting in Geneva, Switzerland, after United States authorities refused to grant him a visa to visit UN headquarters in New York.

General Wojciech Jaruzelski declares martial law in Poland, largely due to the actions by Solidarity.