Interesting Facts About May 15: This Day in History

ByKim Richmond Hours Updated Categories Time & Calendar

Facts about May 15 showcase a date filled with transformative world events and significant milestones. From the U.S. Supreme Court’s landmark decision to break up Standard Oil in 1911 to Mickey Mouse’s debut , this spring day has witnessed pivotal moments that shaped modern history and culture. Want to explore this day’s historical events? Let’s begin.

May 15 Facts At-a-Glance

Historical Significance: Dissolution of Standard Oil (1911)
Famous Birthdays: L. Frank Baum, Pierre Curie, Madeleine Albright
Cultural Observances: International Day of Families, Nakba Day
Notable Event: U.S. Supreme Court orders dissolution of Standard Oil (1911)
Scientific Achievement: Gordon Cooper completes the final Project Mercury space mission (1963)
Entertainment Milestone: Mickey Mouse debuts in the cartoon ‘Plane Crazy’ (1928)
Numerological Position: 135th day of the year
Zodiac Sign: Taurus

Historical and Cultural Events

  1. On May 15, 1911, the U.S. Supreme Court ordered the dissolution of Standard Oil, finding the company in violation of the Sherman Antitrust Act and establishing a precedent for American antitrust law that remains influential in business regulation.
  2. On May 15, 1800, King George III of England survived an assassination attempt by James Hadfield at the Theatre Royal, resulting in significant legal precedents regarding the insanity defense in criminal proceedings.
  3. On May 15, 1930, Ellen Church became the world’s first airline stewardess, serving on a United Airlines flight from San Francisco to Cheyenne, Wyoming, introducing a new profession that would transform air travel safety and service standards.
  4. On May 15, 1940, brothers Richard and Maurice McDonald opened the first McDonald’s restaurant in San Bernardino, California, launching what would become the world’s largest fast-food chain and revolutionizing the restaurant industry with their assembly-line approach to food preparation. [Learn more: Interesting Facts About California]
  5. On May 15, 1988, the Soviet Union began withdrawing its troops from Afghanistan after a nine-year military intervention, signaling the beginning of the end of the Cold War era and fundamentally altering the geopolitical landscape of Central Asia.

Notable Births

  1. On May 15, 1859, Pierre Curie was born in Paris, France, going on to discover radioactivity alongside his wife Marie Curie and winning the Nobel Prize in Physics in 1903, fundamentally changing our understanding of atomic structure. [Learn more: 50 Fun Facts About Paris]
  2. On May 15, 1891, Mikhail Bulgakov, author of the masterpiece ‘The Master and Margarita,’ was born in Kyiv, later producing works that would profoundly influence world literature and provide satirical insights into Soviet society.
  3. On May 15, 1937, Madeleine Albright was born in Prague, Czechoslovakia, later becoming the first female United States Secretary of State and a powerful advocate for democracy and human rights on the world stage.
  4. On May 15, 1915, Paul Samuelson was born in Gary, Indiana, becoming the first American to win the Nobel Prize in Economics and revolutionizing the field through his mathematical approach to economic analysis.
  5. On May 15, 1969, Emmitt Smith was born in Pensacola, Florida, going on to become the NFL’s all-time leading rusher and winning three Super Bowl championships with the Dallas Cowboys. [Learn more: 100 Fascinating Facts About Florida]
  6. On May 15, 1856, L. Frank Baum, the author of ‘The Wonderful Wizard of Oz,’ was born in Chittenango, New York, eventually creating one of America’s most beloved fantasy worlds that has inspired countless adaptations across various media.

Scientific Milestones

  1. On May 15, 1963, NASA astronaut Gordon Cooper was launched into space aboard Faith 7 on the final Project Mercury mission, completing 22 orbits and spending over 34 hours in space, setting a new American space endurance record.
  2. On May 15, 1718, James Puckle patented the first machine gun in London, England, an early example of a rapid-fire weapon with a revolving cylinder that, while not commercially successful, pioneered concepts used in later automatic weapons.

Sports and Entertainment

  1. On May 15, 1928, Mickey Mouse made his first appearance in the animated short film ‘Plane Crazy,’ though the character would not become widely known until the release of ‘Steamboat Willie’ later that year, launching what would become the global Disney entertainment empire.
  2. On May 15, 1941, Joe DiMaggio of the New York Yankees began his historic 56-game hitting streak with a single against the Chicago White Sox, setting a Major League Baseball record that still stands today and is considered one of the most remarkable achievements in sports history.
  3. On May 15, 1982, the duet ‘Ebony and Ivory’ by Paul McCartney and Stevie Wonder reached #1 on the US Billboard Hot 100 chart, where it remained for seven weeks, becoming an anthem for racial harmony and cooperation.

Political and Social Events

  1. On May 15, 1972, Governor George Wallace of Alabama was shot and paralyzed during a presidential campaign rally in Laurel, Maryland, a tragic event that highlighted the political violence of the era and effectively ended his controversial bid for the presidency.
  2. On May 15, 1991, Edith Cresson was appointed as the first female Prime Minister of France, breaking a significant gender barrier in European politics though her tenure would be marked by controversy and last less than a year. [Learn more: 50 Interesting Facts About France]
  3. On May 15, 2008, the California Supreme Court ruled that same-sex couples have a constitutional right to marry, striking down the state’s ban on same-sex marriage in a landmark decision for LGBTQ+ rights in the United States.

Modern Significance of May 15

  1. On May 15 annually, the United Nations observes the International Day of Families, established in 1993 to promote awareness of issues relating to families and to increase knowledge of the social, economic and demographic processes affecting families around the world.
  2. On May 15 each year, Palestinians and their supporters observe Nakba Day (‘Day of the Catastrophe’), commemorating the displacement of Palestinians during the 1948 Palestine War, highlighting the ongoing importance of historical memory in contemporary Middle Eastern politics.
  3. On May 15 annually, the United States observes National Peace Officers Memorial Day, part of Police Week, honoring officers who have died or been disabled in the line of duty and recognizing the daily sacrifices made by law enforcement personnel.
  4. On May 15 each year, activists around the world mark International Conscientious Objectors Day, celebrating individuals who have refused to participate in armed conflict for moral or ethical reasons and advocating for the right to refuse military service.

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