September 27 is the 270th day of the year (271st in leap years) in the Gregorian Calendar, with 95 days remaining.
489 - Odoacer attacks Theoderic at the Battle of Verona, and is defeated again.
1540 - Jesuit Order receives its charter from Pope Paul III
1787 - United States Constitution delivered to the states for ratification
1821 - The Mexican Army finally enters Mexico City after 11 years of Independence War.
1825 - The Stockton and Darlington Railway was opened. First locomotive pulling a passenger train operated on the line by George Stephenson
1954 - The steamship Arctic sinks with 300 people on board. This marks the first great disaster in the Atlantic Ocean.
1928 - The Republic of China is recognized by the United States.
1938 - Ocean liner Queen Elizabeth launched in Glasgow
1939 - Poland surrenders to Nazi Germany and the Soviet Union during World War II.
1940 - The Tripartite Pact signed in Berlin by Germany, Japan and Italy.
1942 - Glenn Miller and his Orchestra perform at the in Passaic County, New Jersey for the last time before Miller enters the US Army.
1949 - First Plenary Session of the National People's Congress approves design for the Flag of the People's Republic of China
1954 - Debut of "Tonight!" hosted by Steve Allen on NBC.
1959 - Nearly 5000 people die on the main Japanese island of Honshu as the result of a typhoon.
1964 - Warren Commission report issued, concluding that Lee Harvey Oswald, acting alone, assassinated President John F. Kennedy
1979 - United States Department of Education receives final approval from the US Congress to become the 13th US Cabinet agency.
1980 - Marvin Hagler defeats Alan Minter by a knockout in three rounds to claim boxing's world Middleweight championship in London. Then, Hagler, Minter and Vito Antuofermo, who had also boxed that day, have to be taken out of the ring by Scotland Yard after a riot forms.
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 bills with the $100 bill featuring a larger portrait of Benjamin Franklin slightly off-center.
1996 - In Afghanistan, the Taliban capture capital city Kabul after driving out President Burhanuddin Rabbani and executing former leader Mohammad Najibullah.
2002 - Timor-Leste (East Timor) joins the United Nations.
2003 - Smart 1 is launched.
1275 - John II of Brabant
1389 - Cosimo de Medici, Florentine ruler
1601 - Louis XIII of France
1722 - Samuel Adams, American revolutionary leader († 1803)
1818 - Adolph Wilhelm Hermann Kolbe, German chemist
1840 - Thomas Nast, political cartoonist († 1902)
1871 - Grazia Deledda, Sardinian (Italy) writer - Nobel prize for literature (+ 1926)
1885 - Harry Blackstone, magician († 1965)
1895 - George Raft, actor († 1980)
1896 - Sam Ervin, Senator from North Carolina, Watergate scandal figure († 1985)
1913 - Albert Ellis, psychologist
1920 - Jayne Meadows, actress
1920 - William Conrad, actor († 1994)
1922 - Arthur Penn, director
1922 - Carl Ballantine, actor
1927 - Romano Scarpa, Italian comic book artist
1928 - Ariel Sharon, Israeli general and Prime Minister
1929 - Sada Thompson, actress
1932 - Oliver E. Williamson, American economist
1933 - Greg Morris, actor
1934 - Wilford Brimley, actor
1934 - Dick Schapp, sports reporter († 2001)
1934 - Claude Jarman Jr, actor
1936 - Don Cornelius, television host
1947 - Randy Bachman, Canadian musician
1947 - Cheryl Tiegs, fashion model
1948 - A Martinez, actor
1949 - Robb Weller, reporter
1950 - Cary-Hiroyuki Tagawa, actor
1951 - Meat Loaf, American singer and actor
1953 - Diane Julie Abbott, British politician
1958 - Shaun Cassidy, singer, actor
1984 - Avril Lavigne, singer, songwriter
1590 - Pope Urban VII
1917 - Edgar Degas, painter
1921 - Engelbert Humperdinck, composer
1933 - Ring Lardner, writer
1956 - Babe Didrikson Zaharias, athlete
1960 - Sylvia Pankhurst, suffragette, social activist
1993 - James Doolittle, United States General, World War II hero
2003 - Donald O'Connor, actor
Bahá'í Faith - Feast of Mashíyyat (Will) - First day of the eleventh month of the Bahá'í Calendar
See Also: January, February, March, April, May, June, July, August, September, October, November, December
September 26 - September 28 - August 27 - October 27 - more historical anniversaries