About September 27

September 27, 2025 is the 270th day of the year 2025 in the Gregorian calendar. There are 95 days remaining until the end of this year. The day of the week is Saturday.

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

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

According to the lunisolar Chinese calendar, there are 143 days remaining before the start of the next Chinese New Year.

What Happened On September 27

  • 1331 –
    The Battle of Płowce between the Kingdom of Poland and the Teutonic Order is fought.
  • 1540 –
    The Society of Jesus (the Jesuits) receives its charter from Pope Paul III.
  • 1605 –
    The armies of Sweden are defeated by the Polish–Lithuanian Commonwealth in the Battle of Kircholm.
  • 1821 –
    Mexico gains its independence from Spain.
  • 1922 –
    King Constantine I of Greece abdicates his throne in favor of his eldest son, King George II.
  • 1928 –
    The Republic of China is recognised by the United States.
  • 1930 –
    Bobby Jones wins the U.S. Amateur Championship to complete the Grand Slam of golf. The old structure of the grand slam was the U.S. Open, British Open, U.S. Amateur, and British Amateur.
  • 1937 –
    Balinese Tiger declared extinct.
  • 1940 –
    World War II: The Tripartite Pact is signed in Berlin by Germany, Japan and Italy.
  • 1941 –
    The SS Patrick Henry is launched becoming the first of more than 2,700 Liberty ships.
  • 1959 –
    Nearly 5000 people die on the main Japanese island of Honshū as the result of a typhoon.
  • 1962 –
    The Yemen Arab Republic is established.
  • 1968 –
    The stage musical Hair opens at the Shaftesbury Theatre in London, where it played 1,998 performances until its closure was forced by the roof collapsing in July 1973.
  • 1983 –
    Richard Stallman announces the GNU project to develop a free Unix-like operating system.
  • 1995 –
    The Government of the United States unveils the first of its redesigned bank notes with the 0 bill featuring a larger portrait of Benjamin Franklin slightly off-center.
  • 1996 –
    In Afghanistan, the Taliban capture the capital city Kabul after driving out President Burhanuddin Rabbani and executing former leader Mohammad Najibullah.
  • 1996 –
    The Julie N. tanker ship crashes into the Million Dollar Bridge in Portland, Maine spilling thousands of gallons of oil.
  • 1998 –
    The Google internet search engine retrospectively claims this as its birthday.
  • 2001 –
    Zug massacre: In Zug, Switzerland, Friedrich Leibacher shoots 18 citizens, killing 14 and then kills himself.
  • 2003 –
    Smart 1 satellite is launched.

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