May 15 is the 135th day of the year in the Gregorian Calendar (136th in leap years). There are 230 days remaining.

Events

• 1514 - Jodocus Badius Ascensius publishes Christiern Pedersen's Latin version of Saxo’s Gesta Danorum, the odlest know version of that work.
• 1602 - Bartholomew Gosnold becomes the first European to discover Cape Cod.
• 1618 - Johannes Kepler confirms his previously rejected discovery of the third law of planetary motion (he first discovered it on March 8 but soon rejected the idea after some initial calculations were made).
• 1718 - James Puckle, a London lawyer, patents the world's first machine gun.
• 1756 - Seven Years' War: The war begins when England declares war on France.
• 1795 - First Coalition: Napoleon I of France enters Milan in triumph.
• 1836 - Francis Baily observes "Baily's beads" during an annular eclipse.
• 1851 - Rama IV is crowned King of Thailand.
• 1858 - The third Royal Opera House officially opens in London.
• 1862 - President Abraham Lincoln of America signs a bill into law creating the United States Bureau of Agriculture (later renamed USDA).
• 1864 - American Civil War: Battle of Resaca, Georgia ends.
• 1864 - American Civil War: Battle of New Market, Virginia - Students from the Virginia Military Institute fight alongside the Confederate Army to force Union General Franz Sigel out of the Shenandoah Valley.
• 1869 - Woman's suffrage: In New York, Susan B. Anthony and Elizabeth Cady Stanton form the National Woman Suffrage Association.
• 1902 - In a field outside Grass Valley, California, Lyman Gilmore reportedly becomes the first person to fly a powered airplane (a steam-powered glider).
• 1905 - Las Vegas, Nevada is founded when 110 acres (0.4 km²), in what later would become downtown, are auctioned off.
• 1911 - The United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be dissolved.
• 1918 - Civil War in Finland ends.
• 1918 - The American Post Office Department (later renamed the USPS) begins the first regular airmail service in the world (between New York City, Philadelphia and Washington, DC).
• 1928 - Release of the animated short Plane Crazy, featuring the first appearances of Mickey and Minnie Mouse.
• 1930 - Aboard a Boeing tri-motor, Ellen Church becomes the first airline stewardess (the flight was from Oakland, California to Chicago, Illinois).
• 1932 - The May 15 incident. In an attempted coup the Japan Inukai Tsuyoshi is killed.
• 1934 - The United States Department of Justice offers a $25,000 reward for John Dillinger.
• 1934 - Karlis Ulmanis establishes an authoritarian government in Latvia.
• 1940 - Nylon stockings go on sale for the first time in the United States.
• 1940 - World War II: German troops occupy Amsterdam and invade Northern France.
• 1941 - Baseball player Joe DiMaggio starts his record-breaking 56-game hitting streak.
• 1942 - World War II: In the United States, a bill creating the Women's Auxiliary Army Corps (WAAC) is signed into law.
• 1943 - Joseph Stalin dissolves the Comintern (or Third International).
• 1948 - Egypt, Transjordan, Lebanon, Iraq and Saudi Arabia attack Israel.
• 1955 - First ascent of Makalu, the World's fifth highest mountain.
• 1957 - Britain tests its first hydrogen bomb in Operation Grapple.
• 1958 - The Soviet Union launches Sputnik 3.
• 1960 - The Soviet Union launches Sputnik 4.
• 1963 - Mercury program: America launches the last mission of the program, Mercury 9 (on June 12 NASA Administrator James E. Webb told Congress the program was complete).
• 1970 - The Beatles' last LP, Let It Be, is released in the United States.
• 1970 - Philip Lafayette Gibbs and James Earl Green killed at Jackson State University by police during student protests.
• 1972 - In Laurel, Maryland a disturbed, out-of-work janitor named Arthur Bremer shoots and paralyzes Alabama Governor George Wallace while Wallace is campaigning to be American President.
• 1978 - Lagumot Harris, having only been elected President less than a month before, is replaced as the leader of the republic of Nauru. He is succeeded by Hammer DeRoburt.
• 1988 - Soviet Invasion of Afghanistan: After more than eight years of fighting, the Red Army begins its withdrawal from Afghanistan.
• 1990 - Portrait of Doctor Gachet by Vincent van Gogh is sold for a record $82.5 million.
• 1991 - Edith Cresson becomes France's first female prime minister.
• 1992 - The Genoa Expo '92 World's Fair opens in Genoa, Italy.
• 1993 - In Millstreet, Ireland, Niamh Kavanagh wins the thirty-ninth Eurovision Song Contest for Ireland singing "In Your Eyes".
• 2003 - total lunar eclipse
• 2004 - The largest prime number to be discovered, 2^24036583 − 1, is found by Josh Findley and the GIMPS collaborative effort.
• 2004 - In Istanbul, Turkey, Ruslana wins the forty-ninth Ukraine singing "Wild Dances".

Births

• 1567 - Claudio Monteverdi, composer (d. 1643)
• 1773 - Prince Klemens Wenzel von Metternich, statesman (d. 1859)
• 1817 - Debendranath Tagore, religious reformer (d. 1905)
• 1856 - L. Frank Baum, author (d. 1919)
• 1857 - Williamina Fleming, astronomer (d. 1911)
• 1859 - Pierre Curie, physicist and recipient of the Nobel Prize in physics 1903 (d. 1906)
• 1862 - Arthur Schnitzler, dramatist and narrator (d. 1931)
• 1889 - Bessie Hillman, founder, Almalgamated Clothing Workers of America
• 1890 - Katherine Anne Porter, author (d. 1980)
• 1891 - Mikhail Bulgakov, writer (d. 1940)
• 1898 - Arletty, model, actress (d. 1992)
• 1902 - Richard J. Daley, mayor of Chicago, Illinois (d. 1976)
• 1905 - Joseph Cotten, actor (d. 1994)
• 1909 - James Mason, actor (d. 1984)
• 1911 - Max Frisch, author (d. 1991)
• 1914 - Tenzing Norgay, Nepalese sherpa and mountaineer (d. 1986)
• 1915 - Paul Samuelson, economist, recipient of the 1970 Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel
• 1918 - Eddy Arnold, singer
• 1923 - Richard Avedon, photographer (d. 2004)
• 1923 - John Lanchbery, English ballet composer (d. 2003)
• 1926 - Peter Shaffer, playwright
• 1930 - Jasper Johns, painter
• 1931 - Ken Venturi, golfer
• 1934 - Alvin F. Poussaint, physicist, psychiatrist, educator
• 1936 - Anna Maria Alberghetti, actress
• 1936 - Paul Zindel, novelist, playwright
• 1937 - Madeline Albright, diplomat, United States Secretary of State (1997-2000)
• 1937 - Trini López, musician
• 1941 - K.T. Oslin, country musician
• 1945 - Lars Berhagen, Swedish singer/songwriter
• 1945 - Duarte, Duke of Braganza and presumptive heir of the Portuguese crown
• 1948 - Brian Eno, musician, record producer
• 1951 - Chazz Palminteri, actor
• 1951 - Jonathan Richman, musician
• 1953 - George Brett, baseball star
• 1953 - Mike Oldfield, composer
• 1955 - Melinda Culea, actress (The A-Team)
• 1956 - Dan Patrick, sportscaster
• 1959 - Andrew Eldritch, singer and songwriter of The Sisters of Mercy
• 1959 - Kaokor Galaxy, boxer
• 1959 - Khaosai Galaxy, boxer
• 1967 - John Smoltz, baseball player
• 1969 - Emmitt Smith, American football player
• 1970 - Rod Smith, American football player
• 1972 - David Charvet, actor
• 1974 - Ahmet Zappa, musician
• 1975 - Ray Lewis, American football player
• 1978 - Amy Chow, Olympic gymnast
• 1981 - Jamie-Lynn DiScala, actress (The Sopranos)

Deaths

• 1585 - Niwa Nagahide, Japanese retainer, samurai, and daimyo (b. 1535)
• 1634 - Hendrick Avercamp, Dutch painter (b. 1585)
• 1740 - Ephraim Chambers, English encyclopaedist (b. 1680)
• 1782 - Marquis of Pombal, Portuguese prime minister (b. 1699)
• 1886 - Emily Dickinson, poet (b. 1830)
• 1937 - Phillip Snowden, British politician (b. 1864)
• 1948 - Father Edward Flanagan, priest, founder of Boys Town
• 1956 - Austin Osman Spare, magician (b. 1886)
• 1967 - Edward Hopper, painter (b. 1882)
• 1971 - Sir Tyrone Guthrie, director, producer, writer (b. 1900)
• 1986 - Theodore H. White, writer (b. 1915)
• 1994 - Gilbert Roland, Mexican actor (b. 1904)
• 1995 - Eric Porter, British actor (b. 1928)
• 1998 - Earl Manigault, basketball player
• 2003 - June Carter Cash, musician, singer, wife of Johnny Cash (b. 1929)
• 2003 - George Francis, British suspected mobster
• 2003 - Rik Van Steenbergen, Belgian cyclist

Holidays and observances

• Paraguay - Independence Day celebrations. Independence Day anniversary occurs on 14 May.
• Roman Empire - Mercuralia in honor of Mercury held.
• International day of families.
• International day of climate changes.
• International conscientious objectors' day

May 14 - May 16 - April 15 - June 15 -- listing of all days