- 27 BCE – Gaius Julius Caesar Octavianus is granted the title Augustus by the Roman Senate, marking the beginning of the Roman Empire.[1]
- 378 – General Siyaj K’ak’ conquers Tikal, enlarging the domain of King Spearthrower Owl of Teotihuacán.[2]
- 550 – Gothic War: The Ostrogoths, under King Totila, conquer Rome after a long siege, by bribing the Isaurian garrison.[3]
- 929 – Emir Abd-ar-Rahman III established the Caliphate of Córdoba.
- 1120 – The Council of Nablus is held, establishing the earliest surviving written laws of the Crusader Kingdom of Jerusalem.
- 1362 – Saint Marcellus’s flood kills at least 25,000 people on the shores of the North Sea.[4]
- 1412 – The Medici family is appointed official banker of the Papacy.
- 1492 – The first grammar of the Spanish language (Gramática de la lengua castellana) is presented to Queen Isabella I.
- 1537 – Bigod’s Rebellion, an armed insurrection attempting to resist the English Reformation, begins.[5][6]
- 1547 – Grand Duke Ivan IV of Muscovy becomes the first Tsar of Russia, replacing the 264-year-old Grand Duchy of Moscow with the Tsardom of Russia.[7]
- 1556 – Philip II becomes King of Spain.
- 1572 – Thomas Howard, 4th Duke of Norfolk is tried for treason for his part in the Ridolfi plot to restore Catholicism in England.
- 1605 – The first edition of El ingenioso hidalgo Don Quijote de la Mancha (Book One of Don Quixote) by Miguel de Cervantes is published in Madrid, Spain.
- 1707 – The Scottish Parliament ratifies the Act of Union, paving the way for the creation of Great Britain.[8]
- 1757 – Forces of the Maratha Empire defeat a 5,000-strong army of the Durrani Empire in the Battle of Narela.[9]
- 1780 – American Revolutionary War: Battle of Cape St. Vincent.[10]
- 1786 – Virginia enacts the Statute for Religious Freedom authored by Thomas Jefferson.[11]
- 1809 – Peninsular War: The British defeat the French at the Battle of La Coruña.
- 1847 – John C. Frémont is appointed Governor of the new California Territory.
- 1862 – Hartley Colliery disaster: Two hundred and four men and boys killed in a mining disaster, prompting a change in UK law which henceforth required all collieries to have at least two independent means of escape.[12]
- 1878 – Russo-Turkish War (1877–78): Battle of Philippopolis: Captain Aleksandr Burago with a squadron of Russian Imperial army dragoons liberates Plovdiv from Ottoman rule.
- 1883 – The Pendleton Civil Service Reform Act, establishing the United States Civil Service, is enacted by Congress.[13]
- 1900 – The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounces its claims to the Samoan islands.
- 1909 – Ernest Shackleton‘s expedition finds the magnetic South Pole.[14]
- 1919 – Nebraska becomes the 36th state to approve the Eighteenth Amendment to the United States Constitution. With the necessary three-quarters of the states approving the amendment, Prohibition is constitutionally mandated in the United States one year later.[15]
- 1920 – The League of Nations holds its first council meeting in Paris, France.
- 1921 – The Marxist Left in Slovakia and the Transcarpathian Ukraine holds its founding congress in Ľubochňa.
- 1942 – Crash of TWA Flight 3, killing all 22 aboard, including film star Carole Lombard.[16]
- 1945 – Adolf Hitler moves into his underground bunker, the so-called Führerbunker.
- 1969 – Czech student Jan Palach commits suicide by self-immolation in Prague, Czechoslovakia, in protest against the Soviets‘ crushing of the Prague Spring the year before.[17]
- 1969 – Soviet spacecraft Soyuz 4 and Soyuz 5 perform the first-ever docking of manned spacecraft in orbit, the first-ever transfer of crew from one space vehicle to another, and the only time such a transfer was accomplished with a space walk.
- 1979 – The last Iranian Shah flees Iran with his family for good and relocates to Egypt.[18]
- 1991 – Coalition Forces go to war with Iraq, beginning the Gulf War.
- 1992 – El Salvador officials and rebel leaders sign the Chapultepec Peace Accords in Mexico City, Mexico ending the 12-year Salvadoran Civil War that claimed at least 75,000 lives.
- 1995 – An avalanche hits the Icelandic village Súðavík, destroying 25 homes and burying 26 people, 14 of whom died.[19]
- 2001 – Congolese President Laurent-Désiré Kabila is assassinated by one of his own bodyguards.
- 2001 – US President Bill Clinton awards former President Theodore Roosevelt a posthumous Medal of Honor for his service in the Spanish–American War.
- 2002 – The UN Security Council unanimously establishes an arms embargo and the freezing of assets of Osama bin Laden, al-Qaeda, and the remaining members of the Taliban.
- 2003 – The Space Shuttle Columbia takes off for mission STS-107 which would be its final one. Columbia disintegrated 16 days later on re-entry.
- 2006 – Ellen Johnson Sirleaf is sworn in as Liberia‘s new president. She becomes Africa’s first female elected head of state.[20]
- 2016 – Thirty-three out of 126 freed hostages are injured and 23 killed in terrorist attacks in Ouagadougou, Burkina Faso on a hotel and a nearby restaurant.
- 2018 – Myanmar police open fire on a group of ethnic Rakhine protesters, killing seven and wounding twelve.[21]
- 2020 – The first impeachment of Donald Trump formally moves into its trial phase in the United States Senate.[22]
-Source: wikipedia