About May 18

May 18, 2025 is the 138th day of the year 2025 in the Gregorian calendar. There are 227 days remaining until the end of this year. The day of the week is Sunday.

You can browse the full year calendar in case you need it.

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Taurus is the sun sign of a person born on this day. Emerald is the modern birthstone for this month. Sapphire is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 275 days remaining before the start of the next Chinese New Year.

What Happened On May 18

  • 1152
    Henry II of England marries Eleanor of Aquitaine.
  • 1302
    Bruges Matins, the nocturnal massacre of the French garrison in Bruges by members of the local Flemish militia.
  • 1593
    Playwright Thomas Kyd’s accusations of heresy lead to an arrest warrant for Christopher Marlowe.
  • 1763
    Fire destroys a large part of Montreal, Quebec.
  • 1803
    Napoleonic Wars: The United Kingdom revokes the Treaty of Amiens and declares war on France.
  • 1812
    John Bellingham is found guilty and sentenced to death by hanging for the assassination of British Prime Minister Spencer Perceval.
  • 1848
    Opening of the first German National Assembly (Nationalversammlung) in Frankfurt, Germany.
  • 1896
    The United States Supreme Court rules in Plessy v. Ferguson that the “separate but equal” doctrine is constitutional.
  • 1910
    The Earth passes through the tail of Comet Halley.
  • 1927
    The Bath School Disaster: forty-five people are killed by bombs planted by a disgruntled school-board member in Michigan.
  • 1944
    World War II: Battle of Monte Cassino – Conclusion after seven days of the fourth battle as German paratroopers evacuate Monte Cassino.
  • 1953
    Jackie Cochran becomes the first woman to break the sound barrier.
  • 1958
    An F-104 Starfighter sets a world speed record of 1,404.19 mph (2,259.82 km/h).
  • 1965
    Israeli spy Eli Cohen was hanged in Damascus, Syria.
  • 1969
    Apollo program: Apollo 10 is launched.
  • 1980
    1980 eruption of Mount St. Helens: Mount St. Helens erupts in Washington, United States, killing 57 people and causing $3 billion in damage.
  • 1980
    Gwangju Massacre: students in Gwangju, South Korea begin demonstrations calling for democratic reforms.
  • 1983
    In Ireland, the government launches a crackdown, with the leading Dublin pirate Radio Nova being put off the air.
  • 1995
    Shawn Nelson, 35, goes on a tank rampage in San Diego.
  • 2009
    Sri Lankan Civil War: The LTTE are defeated by the Sri Lankan government, ending almost 26 years of fighting between the two sides.

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