Boxing Title Fight
Sep 7 James Corbett KOs 4 to 1 favourite and defending champion John L. Sullivan in 21 rounds at the Olympic Club, New Orleans for world heavyweight boxing title; Sullivan's only defeat and his last fight
- Sep 8 1st appearance of "Pledge of Allegiance" (Youth's Companion)
- Sep 9 E. E. Barnard at Lick discovers Amalthea, 5th Jupiter moon
- Sep 9 Manifesto of the Queensland Labour Party to the people of Queensland issued, detailing grievances of working class towards ruling class. Pivotal document in Australian labor and political history. [1]
- Sep 16 Amsterdam swimming club renamed "The Y"
- Sep 23 British Open Men's Golf, Muirfield: Harold Hilton wins by 3 shots from amateur John Ball, Sandy Herd & Hugh Kirkaldy
Music History
Sep 26 1st public appearance of John Philip Sousa's New Marine Band, at Stillman Music Hall in Plainfield, New Jersey