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.
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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
- 332 –Constantine the Great announced free distributions of food to the citizens in Constantinople.
- 1152 –Henry II of England marries Eleanor of Aquitaine.
- 1268 –The Principality of Antioch, a crusader state, falls to the Mamluk Sultan Baibars in the Battle of Antioch.
- 1498 –Vasco da Gama reaches the port of Calicut, India.
- 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.
- 1811 –Battle of Las Piedras: The first great military triumph of the revolution of the Río de la Plata in Uruguay led by Jose Artigas.
- 1812 –John Bellingham is found guilty and sentenced to death by hanging for the assassination of British Prime Minister Spencer Perceval.
- 1863 –American Civil War: The Siege of Vicksburg begins.
- 1896 –Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
- 1910 –The Earth passes through the tail of Comet Halley.
- 1917 –World War I: The Selective Service Act of 1917 is passed, giving the President of the United States the power of conscription.
- 1933 –New Deal: President Franklin D. Roosevelt signs an act creating the Tennessee Valley Authority.
- 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.
- 1974 –Completion of the Warsaw radio mast, the tallest construction ever built at the time. It collapsed on August 8, 1991.
- 1991 –Northern Somalia declares independence from the rest of Somalia as the Republic of Somaliland but is not recognized by the international community.
- 2005 –A second photo from the Hubble Space Telescope confirms that Pluto has two additional moons: Nix and Hydra.
- 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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