May 10 is the 130th (one hundred and thirtieth) day of the year in the Gregorian calendar and the 131st in leap years. There are 235 days left in the year.
28 a.m. C.: in Ancient China, during the reign of Emperor Cheng Di of the Han dynasty, astronomers recorded a spot on the Sun. It is one of the first observations of sunspots in human history.
70: in the city of Jerusalem (Palestine), as part of the siege of the city, the Roman Titus, son of Emperor Vespasian, initiates a full attack against the third northwestern wall.
1026: in Córdoba (Spain) the Mujahidíes generals of Jairán enter.
1497: Américo Vespucio begins his first voyage to the Indies.
1499: Amerigo Vespucci's first geographical charts are published.
1503: the Genoese navigator Christopher Columbus and his men arrive in the Cayman Islands and baptize them as the Turtle Islands, due to the number of turtles they find.
1508: in Rome, Michelangelo begins the painting of the frescoes in the Sistine Chapel.
1534: Explorer Jacques Cartier arrives on the island of Newfoundland.
1612: Shah Yajan marries Mumtaz Mahal in India. When she died in childbirth, he ordered the construction of the Taj Mahal as a posthumous offering.
1655: in the Caribbean Sea, the British under the command of Robert Venables seize the island of Santiago (conquered by the Spanish), and rename it Jamaica.
1713: in Spain the Succession Regulation of 1713 is promulgated that limits the access of women to the throne, in the case of the non-existence of legitimate male heirs.
1720: in Salamanca (Spain) the construction of the Plaza Mayor begins.
1768: In London (British Empire), John Wilkes is imprisoned for writing an article in The North Briton newspaper in which he strongly criticizes King George III. Thousands of people take to the streets to demand his release.
1773: In London, the Parliament of Great Britain enacts the Tea Act, a monopoly on all North American tea, designed to save the British East India Company.
1774: in Versailles (France) Louis XVI ascends the throne after the death of his grandfather Louis XV.
1775: As part of the American Revolutionary War, a small British colonial militia led by Ethan Allen and Colonel Benedict Arnold capture Fort Ticonderoga.
1789: in Brazil the patriot Tiradentes (José da Silva Xavier) is arrested.
1794: in France, within the framework of the French Revolution, Isabel Felipa María Elena, sister of Louis XVI, is guillotined.
1796: the Conspiracy of Equals takes place in France.
1796: the Battle of the Lodi Bridge occurs, over the Adda River (Lombardy) ―in the framework of the War of the First Coalition (1792-1797, the first coordinated effort of the European monarchies to destroy the French Revolution)―, Napoleon I of France defeats the forces of the Austrian empire, who lose 2,000 men.
1801: Within the framework of the first Barbary war, the Barbary pirates of the city of Tripoli (capital of the Barbary coast) declare war on the United States.
1807: in Montevideo (Uruguay), the British general John Whitelocke arrives at this port with the purpose of attacking Buenos Aires (English invasions).
1808: in Bayonne, Ferdinand VII of Spain renounces his rights to the Spanish crown.
1824: The National Gallery opens to the public in London.
1832: in Mexico, Tomás Escalante leaves office as governor of Sonora.
1837: A banking crash occurs in New York.
1840: the Barcelona Weavers Society, the first Spanish union, is founded in Spain.
1841: the Cortes appoints General Espartero regent of Spain.
1850: the Kingdom of Spain and the Republic of Costa Rica sign a "recognition, peace and friendship" treaty.
1857: in Mirut (India) the sepoys (Indian soldiers commanded by British officers) rebel. the uprising