| 105 | BC | the Teutones & Cimbri crushed two Roman armies near Arausio, in Provence -- Learn More of Arausio |
| 69 | BC | Battle of Tigranocerta: Lucullus defeats Tigranes of Armenia, to capture and loot the city |
| 0 | | Armed Forces Day in Egypt |
| 0 | | Feast of St. Bruno of Cologne, Patron of Germany, Calabria, and Ruthenia, and that of St. Faith of Conques, Patron of Pilgrims, Prisoners, and Soldiers |
| 891 | | Election of Pope Formosus (891-896) |
| 1582 | | the Gregorian calendar went into effect in Catholic countries, as Oct 6th became Oct 15th. |
| 1759 | | Carlo V/VII abdicates the thrones of Sicily & Naples (1734-1759) to become Carlos III of Spain (1759-1788), leaving the Italian kingdoms to his younger son Ferdinand III/IV (1759-1825) |
| 1762 | | the Spanish surrendered Manila to the British after a short siege -- Learn More |
| 1777 | | George Washington returned British General Sir William Howe's dog, "captured" at Germantown -- Learn More |
| 1781 | | Americans & French begin siege of Cornwallis at Yorktown |
| 1854 | | Great fire of Newcastle/Gateshead, UK: 53 die, hundreds injured. |
| 1908 | | Austria-Hungary annexed Bosnia & Herzegovina, occupied since 1878 |
| 1922 | | Allies end occupation of Constantinople |
| 1928 | | Chiang Kai-Shek becomes Chairman of the Kuomintang Party |
| 1935 | | Italian troops capture Adua, Abyssinia |
| 1939 | | Hitler announces he had no intention of making war on Britain and France |
| 1943 | | Naval Battle of Vella Lavella: USN & IJN tangle, each losing a destroyer |
| 1943 | | Himmler demands acceleration of the "Final Solution" |
| 1944 | | Soviet troops enter Hungary and Czechoslovakia |
| 1944 | | U.S. troops secure Anguar, but mopping up continues. |
| 1949 | | Iva Toguri "Tokyo Rose" D'Aquino is sentenced to 10 years & fined $10,000 |
| 1951 | | Stalin announces Russia has the atom bomb |
| 1958 | | The USS 'Seawolf' (SSN-575) completed 60 days under the polar ice |
| 1961 | | JFK advises Americans to build bomb shelters |
| 1972 | | aircraft off the USS 'America' (CV 66) dropped the Thanh Hóa Bridge in Vietnam, after seven years of attacks -- Learn More |
| 1973 | | Syria & Egypt attacked Israel, initiating the "Yom Kippur War" -- Learn More |
| 1987 | | Coup by Maj Gen Sitiveni Rabuka declares Fiji a republic |
| 2002 | | French tanker 'Limburg' is attacked by terrorists off Yemen |
| 649 | | King Yuknoom Yich'aak K'ahk' of the Maya Kaan (686-695) |
| 1289 | | Wenceslaus III, King of Hungary (1301-1305), of Bohemia (1305-1306), and of Poland (1305-1306) . |
| 1769 | | Maj. Gen. Sir Isaac Brock, "Defender of Canada," kia Queenstown Heights, 1812 |
| 1773 | | Louis-Philippe "Citizen-King" of France (1830-1848), d. 1850 |
| 1776 | | James Duff, 4th Earl Fife (1811-1857), KT, GCH, Spanish major general, Member of Parliament, d. 1857 |
| 1808 | | King Frederick VII of Denmark (1848-63) |
| 1838 | | Giuseppe Cesare Abba, Italian novelist, and memoirist -- one of "The Thousand", d. 1910 |
| 1841 | | Nicholai I, Prince & King of Montenegro (1860/1910-1921) |
| 1849 | | Sir Basil Zaharoff (born Zacharias Basileios), legendary "Merchant of Death," d. 1936 |
| 1884 | | Naval War College, in a former poor house at Newport, RI |
| 1908 | | Carole Lombard, 33, actress, wife to Clark Gable, killed in an air crash during a war bond drive in early 1942 |
| 1914 | | Thor Heyerdahl, explorer, racist, hero of the Norwegian resistance, d. 2002 |
| 1930 | | Hafez al Assad, dictator of Syria (1971-2000), d. 2000 |
| 1952 | | Vladimir Putin, President of Russia (1999-2008), PM (2008-2012), President (2012-) |
| 877 | | King Charles II "the Bald" of West Francia (840-877), Holy Roman Emperor (875-877), at 54 |
| 1014 | | Tsar Samuel of Bulgaria (997-1014), c. 59, stroke upon meeting survivors of his army, blinded by Byzantine Emperor Basil II |
| 1072 | | King Sancho II King of Castile (1065-1072) and Leon (1072), c. 34-35, murdered |
| 1214 | | King Alfonso VIII of Castile (1158-1214), 53, victor of Las Navas de Tolosa |
| 1413 | | Emperor Dawit I of Ethiopia (1382-1413), c. 50, kicked in the head by a horse |
| 1819 | | King Charles Emmanuel IV of Sardinia (1796-1802), d. 1819 |
| 1849 | | The "Thirteen Martyrs of Arad" - Hungarian patriots executed by the Austrians |
| 1891 | | Charles Stewart Parnell, 45, Irish patriot |
| 1892 | | Alfred, Lord Tennyson, British Poet Laureate, 83 -- Learn More |
| 1912 | | August Beernaert, Belgian politician, 1909 Peace Nobelist, at 83 |
| 1951 | | Sir Henry Lovell Goldsworthy Gurney, 53, British high commissioner to Malaya (1948-1951), assassinated |
| 1959 | | Bernard Berenson, art historian, fascist-sympathizer (b. 1865) |
| 1981 | | Muhammad Anwar El Sadat, 1978 Peace Nobelist and President of Egypt (1970-1981), assassinated at 62 |
| 2002 | | Claus von Amsberg, German soldier, husband of Queen Beatrix of the Netherlands (b. 1926) |
| 2008 | | Delfino Borroni, at 110, the last know Italian Great War veteran, the last veteran of the Alpine Front, and at his death the oldest man in Italy -- Learn More |