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August 12 Birthday Events Poster

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August 12 Historical Events

The following events took place on August 12. The list is arranged in chronological order.

Found 49 events. Showing 1 - 30.

  • 1099
    First Crusade: Battle of Ascalon Crusaders under the command of Godfrey of Bouillon defeat Fatimid forces led by Al-Afdal Shahanshah. This is considered the last engagement of the First Crusade.
  • 1121
    Battle of Didgori: The Georgian army under King David IV wins a decisive victory over the famous Seljuk commander Ilghazi.
  • 1164
    Battle of Harim: Nur ad-Din Zangi defeats the Crusader armies of the County of Tripoli and the Principality of Antioch.
  • 1323
    Signature of the Treaty of Nöteborg between Sweden and Novgorod (Russia), that regulates the border between the two countries for the first time.
  • 1499
    First engagement of the Battle of Zonchio between Venetian and Ottoman fleets.
  • 1624
    The president of Louis XIII of France’s royal council is arrested, leaving Cardinal Richelieu in the role of the King’s principal minister.
  • 1676
    Praying Indian John Alderman shoots and kills Metacomet, the Wampanoag war chief, ending King Philip’s War.
  • 1687
    Battle of Mohács: Charles of Lorraine defeats the Ottoman Empire.
  • 1765
    Treaty of Allahabad is signed. The Treaty marks the political and constitutional involvement and the beginning of Company rule in India.
  • 1793
    The Rhône and Loire départments are created when the former département of Rhône-et-Loire is split into two.
  • 1806
    Santiago de Liniers, 1st Count of Buenos Aires re-takes the city of Buenos Aires, Argentina after the first British invasion.
  • 1831
    French intervention forces William I of the Netherlands to abandon his attempt to suppress the Belgian Revolution.
  • 1851
    Isaac Singer is granted a patent for his sewing machine.
  • 1877
    Asaph Hall discovers the Mars moon Deimos.
  • 1883
    The last quagga dies at the Artis Magistra zoo in Amsterdam, Netherlands.
  • 1898
    An Armistice ends the Spanish–American War.
  • 1898
    The Hawaiian flag is lowered from ʻIolani Palace in an elaborate annexation ceremony and replaced with the flag of the United States to signify the transfer of sovereignty from the Republic of Hawaii to the United States.
  • 1914
    World War I: The United Kingdom declares war on Austria-Hungary; the countries of the British Empire follow suit.
  • 1914
    World War I: The Battle of Haelen a.k.a. (Battle of the Silver Helmets) a clash between large Belgian and German cavalry formations at Halen, Belgium.
  • 1944
    Waffen-SS troops massacre 560 people in Sant'Anna di Stazzema.
  • 1944
    Nazi German troops end the week-long Wola massacre, during which time at least 40,000 people were killed indiscriminately or in mass executions.
  • 1944
    Alençon is liberated by General Philippe Leclerc de Hauteclocque, the first city in France to be liberated from the Nazis by French forces.
  • 1947
    United Nations Security Council Resolution 29 relating to UN membership of Yemen and Pakistan is adopted.
  • 1948
    USS Nevada is struck from the naval record.
  • 1950
    Korean War: Bloody Gulch massacre—American POWs are massacred by North Korean Army.
  • 1952
    The Night of the Murdered Poets: Thirteen prominent Jewish intellectuals are murdered in Moscow, Russia, Soviet Union.
  • 1953
    Nuclear weapons testing: The Soviet atomic bomb project continues with the detonation of Joe 4, the first Soviet thermonuclear weapon.
  • 1953
    The islands of Zakynthos and Kefalonia in Greece are severely damaged by an earthquake measuring 7.3 on the Richter scale.
  • 1958
    Art Kane photographs 57 notable jazz musicians in the black and white group portrait “A Great Day in Harlem” in front of a Brownstone in New York City.
  • 1960
    Echo 1A, NASA’s first successful communications satellite, is launched.

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