Aristides wins the first Kentucky Derby.
Aristides (1872–1893) was an American Thoroughbred racehorse that won the first Kentucky Derby in 1875.
In 1875, the Derby was raced at a mile and a half, the distance it would remain until 1896, when it was changed to its present mile and a quarter. Aristides also had a relative racing in the first Kentucky Derby in 1875.