About August 18
August 18, 2025 is the 230th day of the year 2025 in the Gregorian calendar. There are 135 days remaining until the end of this year. The day of the week is Monday.
You can browse the full year calendar in case you need it.
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Leo is the sun sign of a person born on this day. Peridot is the modern birthstone for this month. Diamond is the mystical birthstone from Tibetan origin that dates back over a thousand years.
According to the lunisolar Chinese calendar, there are 183 days remaining before the start of the next Chinese New Year.
What Happened On August 18
- 1201 –The city of Riga is founded.
- 1572 –Marriage in Paris of the future Huguenot King Henry IV of Navarre to Marguerite de Valois, in a supposed attempt to reconcile Protestants and Catholics.
- 1634 –Urbain Grandier, accused and convicted of sorcery, is burned alive in Loudun, France.
- 1783 –A huge fireball meteor is seen across the United Kingdom as it passes over the east coast.
- 1848 –Camila O'Gorman and Ladislao Gutierrez are executed on the orders of Argentine dictator Juan Manuel de Rosas.
- 1868 –French astronomer Pierre Jules César Janssen discovers helium.
- 1891 –Major hurricane strikes Martinique, leaving 700 dead.
- 1903 –German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright Brothers.
- 1917 –A Great Fire in Thessaloniki, Greece destroys 32% of the city leaving 70,000 individuals homeless.
- 1920 –The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women’s suffrage.
- 1938 –The Thousand Islands Bridge, connecting New York State, United States with Ontario, Canada over the St. Lawrence River, is dedicated by U.S. President Franklin D. Roosevelt.
- 1948 –The Australian cricket team completed a 4–0 Ashes series win over England during their undefeated Invincibles tour.
- 1958 –Brojen Das from Bangladesh swims across the English Channel in a competition, as the first Bangali as well as the first Asian to ever do it. He became first among 39 competitors.
- 1958 –Vladimir Nabokov’s controversial novel Lolita is published in the United States.
- 1963 –American civil rights movement: James Meredith becomes the first black person to graduate from the University of Mississippi.
- 1966 –Vietnam War: the Battle of Long Tan ensues after a patrol from the 6th Battalion, Royal Australian Regiment clashes with a Viet Cong force in Phuoc Tuy Province.
- 1971 –Vietnam War: Australia and New Zealand decide to withdraw their troops from Vietnam.
- 1977 –Steve Biko is arrested at a police roadblock under the Terrorism Act No 83 of 1967 in King William’s Town, South Africa. He would later die of the injuries sustained during this arrest bringing attention to South Africa’s apartheid policies.
- 1983 –Hurricane Alicia hits the Texas coast, killing 22 people and causing over USD $1 billion in damage (1983 dollars).
- 2011 –The West Memphis Three are released from prison after 18 years in imprisonment.
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