Emperor Decius begins a widespread persecution of Christians in Rome. Pope Fabian is martyred.

DeciusPope Fabian

King Chindasuinth, at the urging of bishop Braulio of Zaragoza, crowns his son Recceswinth as co-ruler of the Visigothic Kingdom.

ChindasuinthBraulio of ZaragozaRecceswinthVisigothic Kingdom

The first English parliament to include not only Lords but also representatives of the major towns holds its first meeting in the Palace of Westminster, now commonly known as the "Houses of Parliament".

Simon de Montfort's ParliamentPalace of Westminster

Duke Wladyslaw Lokietek becomes king of Poland.

Wladyslaw LokietekHistory of Poland during the Piast dynasty

Edward Balliol surrenders his claim to the Scottish throne to Edward III in exchange for an English pension.

Edward BalliolList of Scottish monarchsEdward III of England

Christian II is forced to abdicate as King of Denmark and Norway.

Christian II of Denmark

Battle of Rio de Janeiro: Portuguese forces under the command of Estácio de Sá definitively drive the French out of Rio de Janeiro.

Battle of Rio de Janeiro (1567)Portuguese EmpireEstácio de Sá

The Mexican city of León is founded by order of the viceroy Don Martín Enríquez de Almanza.

León, GuanajuatoMartín Enríquez de Almanza

Charles I of England goes on trial for treason and other "high crimes".

Charles I of EnglandHigh crimes

The Kingdom of Great Britain signs a peace treaty with France and Spain, officially ending hostilities in the American Revolutionary War.

American Revolutionary War

Invading Siamese forces attempt to exploit the political chaos in Vietnam, but are ambushed and annihilated at the Mekong river by the Tây Sơn in the Battle of Rạch Gầm-Xoài Mút.

Rattanakosin KingdomVietnamMekongTây SơnBattle of Rạch Gầm-Xoài Mút

The third and main part of First Fleet arrives at Botany Bay. Arthur Phillip decides that Botany Bay is unsuitable for the location of a penal colony, and decides to move to Port Jackson.

First FleetBotany BayArthur PhillipPort Jackson

In the Battle of Yungay, Chile defeats an alliance between Peru and Bolivia.

Battle of YungayChilePeruBolivia

Hong Kong Island is occupied by the British.

Hong Kong Island

The last day of the Constantinople Conference results in agreement for political reforms in the Balkans.

Constantinople ConferenceBalkans

The United States Senate allows the Navy to lease Pearl Harbor as a naval base.

United States SenateUnited States NavyPearl Harbor

The American Civil Liberties Union (ACLU) is founded.

American Civil Liberties Union

The first Constitution of Turkey is adopted, making fundamental changes in the source and exercise of sovereignty by consecrating the principle of national sovereignty.

Turkish Constitution of 1921National sovereignty

In Old Arizona, the first full-length talking motion picture filmed outdoors, is released.

In Old Arizona

Edward VIII becomes King of the United Kingdom.

Edward VIII

Franklin Delano Roosevelt and John Nance Garner are sworn in for their second terms as U.S. President and U.S. Vice President, the first occasion a Presidential Inauguration to take place on January 20 following the ratification of the 20th Amendment

Franklin Delano RooseveltJohn Nance GarnerU.S. PresidentU.S. Vice PresidentTwentieth Amendment to the United States Constitution

A German officer is killed in Bucharest, Romania, sparking a rebellion and pogrom by the Iron Guard, killing 125 Jews and 30 soldiers.

BucharestRomaniaLegionnaires' rebellion and Bucharest pogromIron Guard

World War II: At the Wannsee Conference held in the Berlin suburb of Wannsee, senior Nazi German officials discuss the implementation of the "Final Solution to the Jewish question".

World War IIWannsee ConferenceWannseeNazi GermanyFinal Solution

World War II: The provisional government of Béla Miklós in Hungary agrees to an armistice with the Allies.

Béla MiklósArmisticeAllies of World War II

World War II: Germany begins the evacuation of 1.8 million people from East Prussia, a task which will take nearly two months.

Nazi GermanyEvacuation of East PrussiaEast Prussia

United Nations Security Council Resolution 39 relating to India and Pakistan is adopted.

United Nations Security Council Resolution 39

Point Four Program a program for economic aid to poor countries announced by United States President Harry S. Truman in his inaugural address for a full term as President.

Point Four ProgramEconomic aidHarry S. TrumanInaugural address

Dwight D. Eisenhower is inaugurated as the 34th President of the United States of America, becoming the first President to begin his presidency on January 20 following the ratification of the 20th Amendment.

Dwight D. EisenhowerPresident of the United States of AmericaTwentieth Amendment to the United States Constitution

In the United States, the National Negro Network is established with 40 charter member radio stations.

National Negro Network

Pakistan launched its nuclear weapons program, a few weeks after its defeat in the Bangladesh Liberation War, as well as the Indo-Pakistani War of 1971.

Pakistan and weapons of mass destructionBangladesh Liberation WarIndo-Pakistani War of 1971