August 6 is the 218th day of the year (219th in a leap year) according to the Gregorian calendar. There are 147 days left in the year.
Name days: Berta, Bettina + Csobán, Csobánka, Csobilla, Décse, Gécsa, Géza, Octáv, Octávia, Octávián, Pastorella, Sistine, Sistine, Sistus, Ulrika
1456 - The feast of the Transfiguration of Christ III. Pope Callixtus ordered it for this day out of gratitude for the Nándorfehérvár triumph, because on this day the news reached the Vatican.
1523 - Pál Tomori wins a Pyrrhic victory over the Turks in the Battle of Szávaszentdemeter from August 6 to 7.
1566 - The Turkish army led by Sultan Süleymán I began the siege of Szigetvár.
1806 – At the request of the French Emperor Napoleon I, the Austrian Emperor Francis I renounces his title of German-Roman Emperor (in this capacity he bore the name Francis II). This formally ends the German-Roman Empire.
1825 - Bolivia secedes from Peru and declares its independence.
1840 - Second coup attempt by Louis Bonaparte (later Emperor Napoleon III).
1883 - The United States of Stellaland is formed from the merger of the Boer states of Goosen and Stellaland.
1893 – King George I of Greece and Queen Olga inaugurated the canal designed by Béla Gerster crossing the Isthmus of Corinth (Corinthian Canal).
1902 - José Plácido de Castro takes the lead in the struggle for independence in Acre (see also: Republic of Acre)
1914 - Austria-Hungary declares war on Russia and Serbia on Germany.
1919 – The Peidl government, established after the fall of the Hungarian Soviet Republic, resigns after six days of operation.
1934 – Béla Bartók starts working on String Quartet V.
1945 - The Americans drop an atomic bomb on Hiroshima.
1961 - The second Soviet manned space flight with the Vostok-2 spacecraft, with German Tyitov on board.
1961 – Malév's HA-TSA Li-2 passenger plane crashes on Limanova Square in Zugló during a taxi flight. All twenty passengers and four crew members lose their lives.
1964 – VI is published. Pope Paul's first encyclical entitled Ecclesiam suam, in which the Catholic head of the church expressed his willingness to dialogue with non-Catholic Christianity.
1966 - The more than 2 kilometer long April 25th Bridge spanning the Tagus River was handed over in Lisbon, Portugal.
2007 - Two Su-25 warplanes enter Georgian airspace under Russian flag and launch a missile attack on a high-powered radar station near the city of Gori.
2008 - In Mauritania, the military junta led by Mohamed Ould Abdel Aziz overthrew the power of President Sidi Ould Cheikh Abdallahi in a coup.
2014 – The Bliznaski government takes office in Bulgaria
1961 - German Grand Prix, Nürburgring - Winner: Stirling Moss (Lotus Climax)
1967 - German Grand Prix, Nürburgring - Winner: Denny Hulme (Brabham Repco)
2006 – Hungarian Grand Prix, Hungaroring - Winner: Jenson Button (Honda)
1638 – Nicolas Malebranche, French philosopher, mathematician († 1715)
1644 - Louise de la Vallière, XIV. Lover of King Louis of France († 1710)
1667 – Swiss mathematician Johann Bernoulli († 1748)
1818 – sculptor János Marschalkó († 1877)
1832 – János Dunkl Nepomuk, Austrian-born Hungarian pianist, music publisher († 1910)
1843 – Ágost Heller, Hungarian historian of science, member of the Hungarian Academy of Sciences († 1902)
1868 – Paul Claudel, French writer, poet, playwright, diplomat († 1955)
1868 – Lipót Ács, painter, ceramicist, ethnographer († 1945)
1875 – Gedeon Alajos, writer, teacher († 1926)
1881 - Sir Alexander Fleming, Nobel Prize-winning Scottish doctor, bacteriologist, discoverer of penicillin († 1955)
1890 - Georgy Leonidovich Pyatakov, Bolshevik revolutionary, statesman († 1937)
1892 – Kazimiera Ił