| 0 | | Operation Market Garden Anniversary Day in the Netherlands |
| 0 | | Feast of St. Stanislaus Papczynski, Patron of Detroit, and that of St. Albert of Vercelli, Bishop of Bobbio, Bishop of Vercelli, and Patriarch of Jerusalem |
| 70 | | Titus captured Jerusalem amid great slaughter [Alt] [See births] |
| 530 | | Election of Pope Boniface II (530-532) |
| 1176 | | Battle of Miriocefalo: The Seljuks defeated the Byzantines |
| 1394 | | the Jews were expelled from France by King Charles VI |
| 1462 | | Battle of Puck/Swiecin/Zarnowiec: Casimir IV of Poland defeats the Teutonic Knights |
| 1631 | | Battle of Breitenfeld: King Gustavus Adolphus defeats General Tilly |
| 1745 | | Edinburgh was occupied by Jacobites under the Young Pretender -- Learn More |
| 1776 | | The Spanish begin building the Presidio of San Francisco |
| 1787 | | The Constitutional Convention completes its work |
| 1810 | | King Joachim Murat of Naples attempts a nocturnal amphibious assault on Sicily near Messina, which is beaten off |
| 1812 | | Sir Arthur Wellesley's troops stormed the French-held Spanish town of Ciudad Rodrigo Learn More |
| 1833 | | A Zulu impi sacks and burns the Portuguese fort at Lourenço Marques, Mozambique |
| 1849 | | Harriet Tubman and her brothers Ben and Henry liberated themselves from slavery |
| 1859 | | San Francisco: Joshua Abraham Norton proclaims himself Norton I, Emperor of America and Protector of Mexico (1859-1880) |
| 1861 | | Combat at Blue Mills, Mo |
| 1861 | | Skirmish at Morristown, Mo |
| 1862 | | the Battle of Antietam, bloodiest day of Civil War |
| 1862 | | Battle of Mumfordville, Ky: US Col John Wilder surrenders |
| 1870 | | Prussian-German forces laid siege to Paris -- Learn More |
| 1895 | | Second Class Battleship 'Maine' is commissioned, blows up, 1898 |
| 1900 | | Battle of Mabitac: Filipinos defeat the Americans |
| 1916 | | Seventh Battle of the Isonzo ends (from Sep 4) |
| 1939 | | German sub 'U-29' sinks British aircraft carrier 'Courageous' |
| 1939 | | Soviet Union invades Poland |
| 1943 | | Ammunition explosion at the Norfolk Naval Air Station |
| 1943 | | B-24s bomb Tarawa, in the Gilbert Is, from Canton and Funafuti. |
| 1944 | | Dutch begin railroad strike against German occupiers |
| 1944 | | Elms 81st Div land on Anguar, near Peleliu. |
| 1944 | | Operation Market Garden begins: Allied Airborne invasion of the Netherlands |
| 1944 | | USAAF abandons airbase at Kweilin, China, as the Japanese close in. |
| 1947 | | James Forrestal sworn in as first Secretary of Defense |
| 1949 | | North Atlantic Council meets for the first time |
| 1965 | | Premiere of "Hogan's Heroes", on CBS-TV |
| 1972 | | Premiere of "M*A*S*H", on CBS-TV |
| 1978 | | Begin, Sadat, & Carter sign Camp David Accords |
| 1997 | | the "Civil War Horse Memorial" was dedicated in Richmond, commemorating the horses and mules who died in military service during the Civil War |
| 64 | | Julia Flavia, daughter of Titus, later emperor, d. AD 91 [see Events, 70 AD] |
| 879 | | King Charles III "the Simple" of France (893-923) |
| 1271 | | King Wenceslas II of Bohemia & Poland (1278-1305) |
| 1550 | | Camillo Borghese - Pope Paul V (1506-1621) |
| 1730 | | Friederich Wilhelm Ludorf Gerhard Augustin von Steuben, "Drillmaster" to Washington's Army, d. 1794 |
| 1800 | | Franklin Buchanan, naval officer, C.S.A, d. 1874 |
| 1820 | | Earl Van Dorn, Maj Gen, C.S.A., shot by a jealous husband, 1863, probably to the benefit of the Confederate war effort |
| 1857 | | Konstantin Tsiolkovsky, pioneer rocketeer & space scientist, d. 1935 |
| 1312 | | King Ferdinand V of Castile (1295-1312) and León (1301-1312), at 26 |
| 1322 | | Count Robert III of Nevers (1273-1322) & of Flanders (1305-1322), "The Lion of Flanders", at c. 72 |
| 1515 | | Chiappino Orsini, Lord of Monte Vitozzo, kia, Marignano |
| 1665 | | King Philip IV of Spain (1621-1665) and III of Portugal (1605–1640), 60 -- Learn More |
| 1679 | | Don Juan José de Austria, 50, bastard of Philip IV of Spain, Spanish general, chief minister (1677-1679) |
| 1771 | | Tobias George Smollett, 50, soldier, sailor, novelist ("Roderick Random") |
| 1850 | | Jose de San Martin, Liberator, in exile in France at 72 |
| 1868 | | Wiquini "Roman Nose", c. 33, Cheyenne leader, kia, Battle of Beecher Island |
| 1877 | | Queen Pomare IV of Tahiti (1827-1877), 64 |
| 1879 | | Eugene Emmanuel Viollette-le Duc, 65, architect, historian ("Annals of a Fortress") |
| 1908 | | Thomas E. Selfridge, 1st Lt., U.S. Army, the first person to die in an airplane accident |
| 1948 | | Count Folke Bernadotte, 53, UN mediator, assassinated by the Irgun |
| 1980 | | Anastasio Somoza Debayle, Dictator/President of Nicaragua (1967-1972, 1974-1979), assassinated at 54 -- Learn More |
| 2006 | | Dorothy Stratton, Director, the SPARS - Coast Guard Women's Reserve, 1942-1946, at 107 |