| 11 November 1050 | Germany, Holy Roman Empire [births and deaths] | Henry IV, German king 1054–1106 and Emperor 1084–1106, son of Henry III, born, possibly in Goslar, Saxony (–1106). |
| 11 November 1092 | Seljuk Sultanate [wars] | Following the death of the Seljuk sultan Malik Shah, he is succeeded by his son Mahmud I, who is immediately attacked by his brothers. Torn by civil war, the Seljuk sultanate disintegrates as its provinces and cities become independent under local dynasties. |
| 11 November 1210 | Holy Roman Empire, Italy, Apulia, Germany [wars] | The Holy Roman Emperor Otto IV, having agreed not to, opens a campaign to conquer the Italian duchy of Apulia and is therefore excommunicated by Pope Innocent III. Thus freed from their vows of obedience to Otto, his subjects in Germany rebel against him. |
| 11–30 November 1215 | Italy, Holy Roman Empire, France, Languedoc [legislation] | Pope Innocent III legislates at the Fourth Lateran Council in Rome for the organization and financing of the Fifth Crusade, for the suppression of heresy, and for the regulation of religious orders, and orders that Jews and Muslims living in Christian lands must wear distinctive clothing. The Norman crusader and lord of Languedoc, Simon IV de Montfort, is confirmed in his lands in southern France. |
| 11 November 1227 | Ayyubid Sultanate, Syria, Egypt, Palestine [political events] | Al-Mu'azzam, the Ayyubid sultan of Damascus, Syria, dies; al-Kamil, the Ayyubid sultan of Egypt, then seizes Jerusalem. |
| 11 November 1335 | Bohemia, Holy Roman Empire, Hungary, Poland [political events] | King John I of Bohemia, King Charles I of Hungary, and King Casimir (Kazimierz) III of Poland meet in congress at Vyšehrad, near Buda, Hungary. King John I of Bohemia and King Charles I of Hungary decide that the Teutonic Knights should restore Kujavia and Dobrzyn to Poland but retain Pomerania as vassals of King Casimir (Kazimierz) III of Poland. King Casimir (Kazimierz) III of Poland recognizes Bohemian overlordship in Silesia, while King John renounces his title to the Polish crown. |
| 11 November 1341 | France [wars] | Charles of Blois captures John de Montfort, and imprisons him in France. John's niece, Jeanne, wife of Charles of Blois, recognizes King Edward III of England as king of France and seeks his assistance to continue the Breton war of succession. |
| 11 November 1354 | Byzantine Empire [administration] | John VI Cantacuzenus is forced to abdicate, leaving John V as the sole Byzantine emperor. |
| 11 November 1417 | Germany, Holy Roman Empire, Papal States, Italy [political events] | The Great Schism (the period 1378–1417 of rival Popes in Rome, Italy, and Avignon, France) ends with the election of Pope Martin V at the Council of Constance in Germany. |
| 11 November 1500 | France, Spain, Naples [treaties] | The secret Treaty of Granada between King Louis XII of France and King Ferdinand II of Aragon provides for the conquest and partition of the kingdom of Naples; France is to have the northern half; the Abruzzi, the Terra di Lavoro, and the city of Naples, and Spain is to have Apulia and Calabria. |
| 11 November 1572 | Denmark [astronomy] | The Danish astronomer Tycho Brahe observes a bright new star – a supernova – in the constellation Cassiopeia. It becomes known as ‘Tycho's Nova’. |
| 11 November 1606 | Transylvania, Habsburg Monarchy, Ottoman Empire, Hungary [political events] | István Bocskay, Prince of Transylvania, succeeds in his mediation of a peace between the Holy Roman Emperor Rudolph II and the Ottoman sultan Ahmed I at the conference of Zsitvatörök; the Habsburg tribute to the Ottomans for Royal Hungary ceases after a final ‘gift’ of 200,000 gulden, and Ahmed recognizes the emperor as an equal. The Habsburgs abandon suzerainty over Transylvania to the Turks. |
| 11 November 1812 | USA [elections] | James Madison defeats De Witt Clinton in the US presidential election with 128 electoral votes against Clinton's 89 votes. |
| 11 November 1828 | USA [elections] | In the US presidential elections, Andrew Jackson (with 178 electoral votes) defeats John Quincy Adams (with 83 votes). |
| 11 November 1832 | USA [elections] | In the US presidential elections, President Andrew Jackson, who was nominated as candidate at the first Democratic Convention, defeats Henry Clay with 219 electoral votes compared to Clay's 49 votes.Martin Van Buren is elected vice-president. |
| 11 November 1836 | Chile, Peru, Bolivia [political events] | Chile, threatened by the increase in power of its neighbours by confederation, declares war on the Peru–Bolivia Federation. |
| 11 November 1837 | Canada [political events] | Louis Joseph Papineau, the speaker in the Legislative Assembly, leads a rebellion in French-speaking Lower Canada. This is the result of conflicts between the British governor and the legislative councils on the one hand and the popularly elected assemblies on the other, and of friction between French and British settlers. |
| 11 November 1852 | USA [elections] | In the US presidential elections the Democrat candidate, Franklin Pierce, defeats the Whig candidate, Winfield Scott, by 254 electoral votes to 42. |
| 11 November 1856 | USA [elections] | James Buchanan, a Democrat, wins the US presidential election with 174 electoral votes, defeating John C Frémont (Republican, 114 votes) and Millard Fillmore (Whig, 8 votes). |
| 11 November 1861 | Portugal [political events] | King Pedro V of Portugal dies and is succeeded by Louis I. |
| 11 November 1868 | USA [elections] | In the US presidential election, General Ulysses S Grant (Republican) wins 214 electoral votes over Horatio Seymour (Democrat), with 80 votes. |
| 11 November 1884 | USA [elections] | Grover Cleveland, Democrat, wins 219 electoral votes in the US presidential election while James G Blaine, Republican, wins only 182 after being deserted by the Mugwumps, the reformist Republicans. In the Congressional elections, the Republicans attain a majority in the Senate (43–34), while the Democrats retain control of the House (183–140). |
| 11 November 1888 | USA [elections] | In the US presidential election, fought on tariff issues, the Republican Benjamin Harrison wins 233 electoral votes, and the Democrat Grover Cleveland 168. Cleveland's loss is attributed to the treachery of Tammany Hall, the Democratic organization in New York City. |
| 11 November 1900 | South Africa [Anglo–Boer Wars (1899–1902)] | Following British conquests, the Boer forces under General Christiaan De Wet resort to guerrilla tactics, raiding communications and British outposts. Horatio, Lord Kitchener orders that women and children related to Boer combatants be interred in concentration camps, and extends the ‘scorched earth’ policy started by Field Marshal Frederick, Lord Roberts, destroying Boer farms. |
| 11 November 1921 | USA [World War I (1914–18)] | The Unknown Soldier, whose body has been lying in state in the Capitol rotunda in Washington, DC, is buried at Arlington National Ceremony, Virginia, as a memorial to all other unidentified US soldiers killed in World War I. |
| 11 November 1926 | Italy [political events] | The Italian Socialist, Republican, and Communist parties are dissolved and the abstaining antifascist deputies are declared to have forfeited their parliamentary seats. |
| 11 November 1931 | United Kingdom [administration] | Ramsay MacDonald forms a second National Government in Britain, with Neville Chamberlain as chancellor of the Exchequer, John Simon as foreign secretary, and Stanley Baldwin, Conservative leader, as lord president of the council. |
| 11–12 November 1940 | UK, Italy [World War II (1939–45)] | Twenty-one British Swordfish naval torpedo-bombers from the aircraft carrier HMS Illustrious attack and cripple the Italian fleet at Taranto, southeast Italy, severally damaging the battleships Conte di Cavour, Littorio, and Caio Duilio. |
| 11 November 1965 | Rhodesia, UK [diplomacy] | The Rhodesian prime minister Ian Smith makes a Unilateral Declaration of Independence. Britain declares the regime illegal and introduces exchange and trade restrictions. |
| 11 November 2007 | England [animal husbandry] | A second outbreak in Britain of the H5N1 strain of avian flu is discovered at a farm in Suffolk, England, necessitating a mass cull of poultry. |
