1. On September 27, 1825, the cornerstone of the Tippecanoe County Courthouse in Lafayette was laid. The courthouse, which was completed in 1828, is now a National Historic Landmark.

2. In 1872, the Indiana State Agricultural Society held their annual fair in Indianapolis from September 27 to October 5. The fair showcased Indiana's agricultural and industrial products, and attracted visitors from all over the country.

3. On September 27, 1919, pioneering aviator Raymonde de Laroche made an appearance at the Indiana State Fair in Indianapolis. De Laroche was the first woman in the world to earn a pilot's license, and she performed aerial stunts for the crowds at the fair.

4. In 1975, Indiana Governor Otis Bowen signed a bill establishing the Hoosier Lottery. The first drawing was held on April 30, 1989, and since then, the Hoosier Lottery has raised billions of dollars for state education programs.

5. On September 27, 2008, the Indianapolis Colts defeated the Houston Texans 31-27 in an NFL game played at Lucas Oil Stadium. The win was significant for the Colts, as it marked their 14th consecutive regular-season victory, tying a club record set in 2005.