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

  • 489
    Odoacer attacks Theodoric at the Battle of Verona, and is defeated again.
  • 1331
    The Battle of Płowce between the Kingdom of Poland and the Teutonic Order is fought.
  • 1422
    after the brief Gollub War the Teutonic Knights sign the Treaty of Melno with the Kingdom of Poland and Grand Duchy of Lithuania
  • 1821
    Mexico gains its independence from Spain.
  • 1854
    The steamship SS Arctic sinks with 300 people on board. This marks the first great disaster in the Atlantic Ocean.
  • 1928
    The Republic of China is recognised by the United States.
  • 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.
  • 1954
    The nationwide debut of Tonight! (The Tonight Show) hosted by Steve Allen on NBC.
  • 1961
    Sierra Leone joins the United Nations.
  • 1962
    The Yemen Arab Republic is established.
  • 1964
    The British TSR-2 aircraft XR219 makes its maiden flight from Boscombe Down in Wiltshire.
  • 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.
  • 1993
    The Sukhumi massacre takes place in Abkhazia.
  • 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.
  • 1997
    Communications are suddenly lost with the Mars Pathfinder space probe.
  • 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.
  • 2002
    Timor-Leste (East Timor) joins the United Nations.
  • 2003
    Smart 1 satellite is launched.

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