History Events on December 11

Battle of Orewin Bridge: Llywelyn ap Gruffudd, the last native Prince of Wales, is killed at Cilmeri, near Builth Wells, in mid-Wales.
#Battle_of_Orewin_Bridge

At least 125 people are killed and up to 200 injured in bombings in the Alawite village of Aqrab, Syria.
#Aqrab_massacre

A bomb explodes on Philippine Airlines Flight 434, en route from Manila, Philippines, to Tokyo, Japan, killing one. The captain is able to safely land the plane.
#Philippine_Airlines_Flight_434

Paraguayan War: Brazilian troops defeat Paraguayan at the Battle of Avay.
#Paraguayan_War

The U.S. Senate creates a select committee on finance and a uniform national currency, predecessor of the United States Senate Committee on Finance.
#United_States_Senate

Insurgency in the Maghreb: Two car bombs explode in Algiers, Algeria, one near the Supreme Constitutional Court and the other near the offices of the United Nations.
#Insurgency_in_the_Maghreb_(2002-present)

French Revolution: King Louis XVI of France is put on trial for treason by the National Convention.
#French_Revolution

Cronulla riots: Thousands of White Australians demonstrate against ethnic violence resulting in a riot against anyone thought to be Lebanese in Cronulla, New South Wales; these are followed up by retaliatory ethnic attacks on Cronulla.
#2005_Cronulla_riots

Demonstrations by students and workers across Albania begin, which eventually trigger the fall of communism in Albania.
#Albania

Apollo 17 becomes the sixth and final Apollo mission to land on the Moon.
#Apollo_17

Arab-Israeli War: The United Nations passes General Assembly Resolution 194, creating a Conciliation Commission to mediate the conflict.
#1948_Arab-Israeli_War

Felipe Calderón, the President of Mexico, launches a military-led offensive to put down the drug cartel violence in the state of Michoacán. This effort is often regarded as the first event in the Mexican Drug War.
#Felipe_Calderón

Indiana becomes the 19th U.S. state.
#Indiana

Glorious Revolution: James II of England, while trying to flee to France, throws the Great Seal of the Realm into the River Thames.
#Glorious_Revolution

World War I: British General Edmund Allenby enters Jerusalem on foot and declares martial law.
#World_War_I

World War II: The Imperial Japanese Navy suffers its first loss of surface vessels during the Battle of Wake Island.
#Imperial_Japanese_Navy

Julian enters Constantinople as sole Emperor of the Roman Empire.
#Julian_(emperor)

Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
#Second_Boer_War

French Upper Volta and French Dahomey gain self-government from France, becoming the Republic of Upper Volta (now Burkina Faso) and the Republic of Dahomey (now Benin), respectively, and joining the French Community.
#French_Upper_Volta

Guangzhou Uprising: Communist Red Guards launch an uprising in Guangzhou, China, taking over most of the city and announcing the formation of a Guangzhou Soviet.
#Guangzhou_Uprising

Emperor Xian of Han is forced to abdicate the throne by his son Cao Cao, ending the Han dynasty.
#Emperor_Xian_of_Han

Roman Catholic papal encyclical Quas primas introduces the Feast of Christ the King.
#Catholic_Church

The United Nations International Children's Emergency Fund (UNICEF) is established.
#UNICEF

Statute of Westminster 1931: The British Parliament establishes legislative equality between the UK and the Dominions of the Commonwealth—Australia, Canada, Newfoundland, New Zealand, South Africa, and Ireland.
#Statute_of_Westminster_1931

The Comprehensive Environmental Response, Compensation, and Liability Act (Superfund) is enacted by the U.S. Congress.
#Superfund

A surprise attack by forces under the command of Charles Emmanuel I, Duke of Savoy, and his brother-in-law, Philip III of Spain, is repelled by the citizens of Geneva. (Commemorated annually by the Fête de l'Escalade.)
#Charles_Emmanuel_I,_Duke_of_Savoy

The New Zealand Parliament Buildings are almost completely destroyed by fire.
#New_Zealand_Parliament_Buildings

Thai Airways Flight 261 crashes near Surat Thani Airport, killing 101. The pilot flying the Airbus A310-200 is thought to have suffered spatial disorientation.
#Thai_Airways_International_Flight_261

The Buncefield Oil Depot catches fire in Hemel Hempstead, England.
#Buncefield_fire

Che Guevara speaks at the United Nations General Assembly in New York City.
#Che_Guevara

World War II: Poland declares war on the Empire of Japan.
#Polish_government-in-exile

First Chechen War: Russian President Boris Yeltsin orders Russian troops into Chechnya.
#First_Chechen_War

Irish War of Independence: In retaliation for a recent IRA ambush, British forces burn and loot numerous buildings in Cork city. Many civilians report being beaten, shot at, robbed and verbally abused by British forces.
#Irish_War_of_Independence

World War II: Germany and Italy declare war on the United States, following the Americans' declaration of war on the Empire of Japan in the wake of the attack on Pearl Harbor. The United States, in turn, declares war on them.
#World_War_II

A bomb detonated in the New York City Subway, in the Times Square-42nd Street/Port Authority Bus Terminal in New York City. It is known as the 2017 New York City attempted bombing.
#New_York_City_Subway

Second Italo-Ethiopian War: Italy leaves the League of Nations.
#Second_Italo-Ethiopian_War

El Mozote massacre: Armed forces in El Salvador kill an estimated 900 civilians in an anti-guerrilla campaign during the Salvadoran Civil War.
#El_Mozote_massacre

The Kyoto Protocol opens for signature.
#Kyoto_Protocol

French forces crack down in a violent clash with protesters in French Algeria during a visit by French President Charles de Gaulle.
#French_Algeria