On this day: October 30

Events on October 30

• 130 Emperor Hadrian establishes the city of Antinoöpolis on the Nile in honour of his companion Antinous, creating a new Hellenizing foundation in Roman Egypt. Wikipedia
• 758 Guangzhou is sacked by Arab and Persian pirates. Wikipedia
• 1270 The Eighth Crusade ends by an agreement between Charles I of Anjou (replacing his deceased brother King Louis IX of France) and the Hafsid dynasty of Tunis, Tunisia. Wikipedia
• 1340 Reconquista: Portuguese and Castilian forces halt a Muslim invasion at the Battle of Río Salado. Wikipedia
• 1657 Anglo-Spanish War: Spanish forces fail to retake Jamaica at the Battle of Ocho Rios. Wikipedia
• 1817 Simón Bolívar becomes President of the Third Republic of Venezuela. Wikipedia
• 1836 Louis Napoleon launches the unsuccessful Strasbourg Coup to overthrow the July Monarchy in France Wikipedia
• 1863 Seventeen-year-old Vilhelm, Prince of Denmark, arrived in Athens to become King George I of Greece. Wikipedia
• 1864 Second War of Schleswig: The Treaty of Vienna is signed, by which Denmark relinquishes one province each to Prussia and Austria. Wikipedia
• 1918 World War I: The Ottoman Empire signs the Armistice of Mudros with the Allies. Wikipedia
• 1941 President Roosevelt approves $1 billion in Lend-Lease aid to the Allied nations. Wikipedia
• 1941 Holocaust: Fifteen hundred Jews from Pidhaytsi are sent by Nazis to Bełżec extermination camp. Wikipedia
• 1942 World War II: Lt. Tony Fasson and Able Seaman Colin Grazier drown while taking code books from the sinking German submarine U-559. Wikipedia
• 1944 Holocaust: Anne and Margot Frank are deported from Auschwitz to the Bergen-Belsen concentration camp, where they die from disease the following year, shortly before the end of WWII. Wikipedia
• 1947 The General Agreement on Tariffs and Trade (GATT), the foundation of the World Trade Organization (WTO), is founded. Wikipedia
• 1953 President Eisenhower approves the top-secret document NSC 162/2 concerning the maintenance of a strong nuclear deterrent force against the Soviet Union. Wikipedia
• 1961 The Soviet Union detonates the Tsar Bomba, the most powerful explosive device ever detonated. Wikipedia
• 1975 Forty-five people are killed when Inex-Adria Aviopromet Flight 450 crashes into Suchdol, Prague, while on approach to Prague Ruzyně Airport (now Václav Havel Airport Prague) in Czechoslovakia (present-day Czech Republic). Wikipedia
• 1980 El Salvador and Honduras agree to put the border dispute fought over in 1969's Football War before the International Court of Justice. Wikipedia
• 1991 The Israeli-Palestinian conflict: The Madrid Conference commences in an effort to revive peace negotiations between Israel and Palestine. Wikipedia
• 1995 Quebec citizens narrowly vote (50.58% to 49.42%) in favour of remaining a province of Canada in their second referendum on national sovereignty. Wikipedia
• 2001 Michael Jackson released Invincible, his final studio album and the most expensive album ever produced. Wikipedia
• 2014 Sweden becomes the first European Union member state to officially recognize Palestine as an independent and sovereign state. Wikipedia
• 2015 A fire in a nightclub in the Romanian capital of Bucharest kills sixty-four people and leaves more than 147 injured. Wikipedia
• 2020 A magnitude-7.0 earthquake occurred in the Aegean Sea between Greece and Turkey, triggering a tsunami and causing 119 deaths. Wikipedia
• 2022 A pedestrian suspension bridge collapses in the city of Morbi, Gujarat, leading to the deaths of at least 135 people. Wikipedia

Born on October 30

• 39 BC Julia the Elder, Roman daughter of Augustus (died 14 AD) Wikipedia
• 1632 Christopher Wren, English physicist, mathematician, and architect, designed St Paul's Cathedral (died 1723) Wikipedia
• 1735 John Adams, American lawyer and politician, 2nd President of the United States (died 1826) Wikipedia
• 1741 Angelica Kauffman, painter (died 1807) Wikipedia
• 1762 André Chénier, Turkish-French poet and playwright (died 1794) Wikipedia
• 1839 Alfred Sisley, French-English painter (died 1899) Wikipedia
• 1871 Paul Valéry, French poet and philosopher (died 1945) Wikipedia
• 1873 Francisco I. Madero, Mexican businessman and politician, 33rd President of Mexico (died 1913) Wikipedia
• 1878 Arthur Scherbius, German electrical engineer, invented the Enigma machine (died 1929) Wikipedia
• 1885 Ezra Pound, American poet and critic (died 1972) Wikipedia
• 1895 Gerhard Domagk, German pathologist and bacteriologist, Nobel Prize laureate (died 1964) Wikipedia
• 1895 Dickinson W. Richards, American physician and physiologist, Nobel Prize laureate (died 1973) Wikipedia
• 1896 Harry R. Truman, American soldier and inn keeper on Mount St. Helens, killed in the eruption (died 1980) Wikipedia
• 1900 Ragnar Granit, Finnish-Swedish physiologist and academic, Nobel Prize laureate (died 1991) Wikipedia
• 1906 Giuseppe Farina, Italian race car driver (died 1966) Wikipedia
• 1928 Daniel Nathans, American microbiologist and academic, Nobel Prize laureate (died 1999) Wikipedia
• 1932 Louis Malle, French director, producer, and screenwriter (died 1995) Wikipedia
• 1937 Claude Lelouch, French actor, director, producer, and screenwriter Wikipedia
• 1939 Leland H. Hartwell, American biologist and academic, Nobel Prize laureate Wikipedia
• 1941 Theodor W. Hänsch, German physicist and academic, Nobel Prize laureate Wikipedia
• 1960 Diego Maradona, Argentinian footballer, coach, and manager (died 2020) Wikipedia
• 1981 Ivanka Trump, American model and businesswoman Wikipedia

Died on October 30

• 526 Paul of Edessa, Syriac Orthodox bishop of Edessa Wikipedia
• 1611 Charles IX of Sweden (born 1550) Wikipedia
• 1757 Osman III, Ottoman sultan (born 1699) Wikipedia
• 1809 William Cavendish-Bentinck, 3rd Duke of Portland, English politician, Prime Minister of the United Kingdom (born 1738) Wikipedia
• 1910 Henry Dunant, Swiss activist, founded the Red Cross, Nobel Prize laureate (born 1828) Wikipedia
• 1912 James S. Sherman, American lawyer and politician, 27th Vice President of the United States (born 1855) Wikipedia
• 1923 Bonar Law, Canadian-English banker and politician, Prime Minister of the United Kingdom (born 1858) Wikipedia
• 1961 Luigi Einaudi, Italian economist and politician, 2nd President of the Italian Republic (born 1874) Wikipedia
• 1975 Gustav Ludwig Hertz, German physicist and academic, Nobel Prize laureate (born 1887) Wikipedia
• 1987 Joseph Campbell, American mythologist, scholar, and author (born 1904) Wikipedia
• 1988 Florence Nagle, English trainer and breeder of racehorses (born 1894) Wikipedia
• 1993 Peter Kemp, English soldier, mercenary, and writer (born 1915) Wikipedia
• 2009 Claude Lévi-Strauss, French anthropologist and ethnologist (born 1908) Wikipedia
• 2010 Harry Mulisch, Dutch author, poet, and playwright (born 1927) Wikipedia

Holidays and observances

• Anniversary of the Declaration of the Slovak Nation (Slovakia) Wikipedia
• Christian feast day: Ethelnoth (Egelnoth) the Good Wikipedia
• Christian feast day: Blessed Dominic Collins (Catholic, Ireland, Society of Jesus) Wikipedia
• Christian feast day: Gerard of Potenza Wikipedia
• Christian feast day: Blessed Maria Teresa of St. Joseph Wikipedia
• Christian feast day: John Wycliffe (Episcopal Church (USA)) Wikipedia
• Christian feast day: Marcellus of Tangier Wikipedia
• Christian feast day: Saturninus of Cagliari Wikipedia
• Christian feast day: Serapion of Antioch Wikipedia
• Christian feast day: Talarican (Tarkin) Wikipedia
• Christian feast day: Theonistus Wikipedia
• Christian feast day: Zenobios and Zenobia Wikipedia
• Christian feast day: October 30 (Eastern Orthodox liturgics) Wikipedia
• Day of Remembrance of the Victims of Political Repressions (former Soviet republics, except Ukraine) Wikipedia
• Thevar Jayanthi (Thevar community, India) Wikipedia
• Mischief Night (Ireland, Canada, United Kingdom, United States and other places) Wikipedia

The events, births, deaths and observances above are from the English Wikipedia article “October 30” and the articles it links to (authors and history), retrieved 2026-10-09 through the Wikimedia “On this day” feed. They are licensed under CC BY-SA 4.0; this selection is shared under the same licence. We picked the 26 events, 22 births and 14 deaths with the widest coverage across Wikipedia's language editions (counted from Wikidata) and sorted them by year; the wording is unchanged apart from removing references to pictures.