9th of May
May 9 is the 129th day of the Gregorian calendar year, 130th when it is a leap year (there are then 236 left).
Its equivalent was 20 Floréal of the French Republican/Revolutionary calendar, officially referred to as sarcloir day (the gardening tool).
May 8 - May 9 - May 10
15th century BC.
-1457: Battle of Megiddo, the first of its name, won by Thutmose III.
1435: Battle of Gerberoy.
1469: Treaty of Saint-Omer, between the Duke of Burgundy Charles the Bold, and the Duke of Austria Sigismond de Habsbourg.
1517: Queen Claude meditates in tears, at the foot of the tomb of her parents Louis XII and Anne of Brittany, in the basilica of Saint-Denis, north of Paris, where she will be crowned queen the next day, May 10, as wife of Francis I.
1671: Thomas Blood disguised as a clergyman attempts to steal the British Crown Jewels from the Tower of London.
1754: Benjamin Franklin publishes a cartoon, considered the first to appear in the United States. Entitled Join, or Die ("Join or perish"), it shows a snake cut into several pieces, each representing an American state.
1769: the Corsican separatists are defeated by the French army, at the battle of Ponte-Novo (today in Haute-Corse).
1877: taking advantage of the war between Russia and the Ottoman Empire, Romania proclaims its independence.
1915: start of the Battle of Artois.
1939: end of the Battle of Nanchang, the Chinese National Revolutionary Army is defeated by the Imperial Japanese Army.
1945: liberation of Prague by the Red Army.
1949: accession of Prince Rainier of Monaco.
1950: Schuman declaration on Europe proposing a coal-steel consortium (ECSC, embryo of the current European Union): “Europe will be made through concrete achievements, first creating de facto solidarity. (see Celebrations below in fine).
1958: China breaks diplomatic relations with Japan.
1978: assassination of the leader of the Italian Christian Democracy, Aldo Moro, by the Red Brigades.
1979: El Salvador's civil war begins.
1994: Nelson Mandela becomes President of the Republic of South Africa, democratically elected outside apartheid.
2006: Estonia ratifies the 2004 Treaty of Rome.
2010: Armed forces from the United Kingdom, France and the United States parade for the first time in Red Square in Moscow, on the occasion of the Victory Day parade.
resignation of Austrian Chancellor Werner Faymann, following the failure of his party in the first round of the presidential election.
Rodrigo Duterte wins the presidential election in the Philippines.
2017: Moon Jae-in is elected president of South Korea.
Arts, culture and religion
549: inauguration of the Basilica of Saint-Apollinaire in Classe.
transport of the relics of Saint Nicolas, from Myre (Anatolia) to Bari (in Italian Puglia).
Victor III is enthroned pope.
1092: Consecration of Saint Mary's Cathedral in Lincoln, in present-day United Kingdom.
1924: Schlagobers (en), ballet in two acts by Richard Strauss, premiered in Vienna (Austria).
1952: release of the film Forbidden Games.
1964: Louis Armstrong is 1st in the American Billboard hit parade with his song "Hello Dolly" which dethrones "Count by me love" by the Beatles.
1969: The Roman Catholic Church publishes a revised calendar of saints, over 200 names are removed while other saints from outside Europe are added.
1978: the first issue of L'Histoire hits newsstands.
Science and technology
1926: American explorer Richard Byrd claims to have flown over the geographic North Pole.