May 10 is the 130th day of the year of the Gregorian calendar, 131st when it is a leap year (there are then 235 left).
Its equivalent was usually 21 Floréal in the French Republican/Revolutionary calendar, officially referred to as statice day (a particularly littoral plant).
May 9 - May 10 - May 11
1497: Italian navigator Amerigo Vespucci sets out on his first voyage to the New World (date disputed by some historians).
1503: Christopher Columbus reaches the Cayman Islands.
1517: coronation of the wife of King François I Claude of France as queen in the basilica of Saint-Denis north of Paris.
1534: Saint-Malo navigator Jacques Cartier reached Newfoundland on behalf of King François I's France.
1774: accession of Louis XVI as King of France following the death of his paternal grandfather and predecessor Louis XV that same May 10 (see below).
1788: earthquake in present-day Haiti.
1796: the French army, under the orders of General Bonaparte, wins the battle of the bridge of Lodi, in Italy.
1802: Louis Delgrès signs and proclaims the anti-slavery text To the Whole Universe, the last cry of innocence and despair.
1854: beginning of a new stay in Nice for Garibaldi in his hometown, until 1855.
1857: mutiny triggering the revolt of the Sepoys, in India.
1864: Emory Upton manages to break through the southern lines, during the Battle of Spotsylvania, during the American Civil War.
1865: American outlaw William Quantrill is arrested.
1871: the Treaty of Frankfurt puts an end to the Franco-Prussian war begun in 1870 and confirms the French defeat.
1906: Convocation of the first State Duma of the Russian Empire (April 27, 1906 in the Julian calendar) at the Tauride Palace in Saint Petersburg by Emperor Nicholas II. This Duma was established following the Russian Revolution of 1905.
in Germany, dissolution of the unions and creation of the German Labor Front (Deutsche Arbeitsfront) submitted to the Nazi party NSDAP.
Post-pagan auto-da-fé in Berlin where the Nazis burned in the public square more than 25,000 books by authors now banned in Germany.
triggering of the Yellow Plan by Nazi Germany: invasion of Belgium, France, Luxembourg and the Netherlands.
arrest in Belgium of male refugees from Germany and Austria. Deportation to the camp of St Cyprien in the Pyrenees Orientales.[ref. necessary]
British invasion of Iceland.
1941: marginalized within the Nazi government, Rudolf Hess takes the initiative to parachute into Scotland to negotiate a separate peace between the United Kingdom and Nazi Germany in order to allow the Third Reich to concentrate its strike force against the Stalinist Russia. He broke his ankle and was immediately arrested. Chancellor Hitler disowns him and declares him insane.
1944: with the Declaration of Philadelphia, the International Labor Organization (ILO) marks the concern of States and civil society with regard to human rights.
1968: first night of the barricades of May 68. On the night of May 10 to 11, in the Latin Quarter in Paris, violent clashes between students and CRS caused hundreds of injuries and significant material damage.
1981: first election of a socialist president under the Fifth Republic in France, François Mitterrand, who inaugurates his (first) seven-year term with a ceremony at the Panthéon in Paris, in which takes part, in the assistance of the guests, the widow of Salvador Allende assassinated in 1973.
1988: Michel Rocard becomes Prime Minister of France.
1994: election by a large majority of Nelson Mandela in