238 – Gordian I and his son Gordian II are proclaimed Roman emperors.
871 – Æthelred of Wessex is defeated by a Danish invasion army at the Battle of Marton.
1508 – Ferdinand II of Aragon commissions Amerigo Vespucci chief navigator of the Spanish Empire.
1621 – The Pilgrims of Plymouth Colony sign a peace treaty with Massasoit of the Wampanoags.
1622 – Jamestown massacre: Algonquians kill 347 English settlers around Jamestown, Virginia, a third of the colony's population, during the Second Anglo-Powhatan War.
1630 – The Massachusetts Bay Colony outlaws the possession of cards, dice, and gaming tables.
1638 – Anne Hutchinson is expelled from Massachusetts Bay Colony for religious dissent.
1713 – The Tuscarora War comes to an end with the fall of Fort Neoheroka, effectively opening up the interior of North Carolina to European colonization.
1739 – Nader Shah occupies Delhi in India and sacks the city, stealing the jewels of the Peacock Throne.
1765 – The British Parliament passes the Stamp Act that introduces a tax to be levied directly on its American colonies.
1784 – The Emerald Buddha is moved with great ceremony to its current location in Wat Phra Kaew, Thailand.
1829 – In the London Protocol, the three protecting powers (United Kingdom, France and Russia) establish the borders of Greece.
1849 – The Austrians defeat the Piedmontese at the Battle of Novara.
1871 – In North Carolina, William Woods Holden becomes the first governor of a U.S. state to be removed from office by impeachment.
1872 – Illinois becomes the first state to require gender equality in employment.
1873 – The Spanish National Assembly abolishes slavery in Puerto Rico.
1894 – The first playoff game for the Stanley Cup starts.
1906 – The first England vs France rugby union match is played at Parc des Princes in Paris
1916 – The last Emperor of China, Yuan Shikai, abdicates the throne and the Republic of China is restored.
1920 – Azeri and Turkish army soldiers with participation of Kurdish gangs attacked the Armenian inhabitants of Shushi (Nagorno Karabakh).
1933 – Cullen–Harrison Act: President Franklin Roosevelt signs an amendment to the Volstead Act, legalizing the manufacture and sale of "3.2 beer" (3.2% alcohol by weight, approximately 4% alcohol by volume) and light wines.
1939 – World War II: Germany takes Memel from Lithuania.
1942 – World War II: In the Mediterranean Sea, the Royal Navy confronts Italy's Regia Marina in the Second Battle of Sirte.
1943 – World War II: the entire village of Khatyn (in what is the present-day Republic of Belarus) is burnt alive by Schutzmannschaft Battalion 118.
1945 – The Arab League is founded when a charter is adopted in Cairo, Egypt.
1960 – Arthur Leonard Schawlow and Charles Hard Townes receive the first patent for a laser
1972 – The United States Congress sends the Equal Rights Amendment to the states for ratification.
1972 – In Eisenstadt v. Baird, the United States Supreme Court decides that unmarried persons have the right to possess contraceptives.
1975 – A fire at the Browns Ferry Nuclear Power Plant in Decatur, Alabama causes a dangerous reduction in cooling water levels.
1978 – Karl Wallenda of The Flying Wallendas dies after falling off a tight-rope between two hotels in San Juan, Puerto Rico.
1982 – NASA's Space Shuttle Columbia is launched from the Kennedy Space Center on its third mission, STS-3.
1992 – USAir Flight 405 crashes shortly after takeoff from New York City's LaGuardia Airport, leading to a number of studies into the effect that ice has on aircraft.
1992 – Fall of communism in Albania: The Democratic Party of Albania wins a decisive majority in the parliamentary election.
1993 – The Intel Corporation ships the first Pentium chips (80586), featuring a 60 MHz clock speed, 100+ MIPS, and a 64 bit data path.
1995 – Cosmonaut Valeri Polyakov returns to earth after setting a record of 438 days in space.
1997 – Tara Lipinski, aged 14 years and 9 months, becomes the youngest women's World Figure Skating Champion.
2004 – Ahmed Yassin, co-founder and leader of the Palestinian Sunni Islamist group Hamas, two bodyguards, and nine civilian bystanders are killed in the Gaza Strip when hit by Israeli Air Force Hellfire missiles.
2006 – Three Christian Peacemaker Team (CPT) hostages are freed by British forces in Baghdad after 118 days of captivity and the murder of their colleague from the U.S., Tom Fox.
2013 – At least 37 people are killed and 200 are injured after a fire destroys a camp containing Burmese refugees near Ban Mae, Thailand.
2016 – Three suicide bombers kill 32 people and injure 316 in the 2016 Brussels bombings at the airport and at the Maelbeek/Maalbeek metro station.
2017 – A terrorist attack in London near the Houses of Parliament leaves four people dead and at least 20 injured.